./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label31.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_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/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_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/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_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/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 0f24c408f41095e30eafeb1a084d204fc8ef13a530aced92918a05abf66b230d --- 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 16:46:24,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:24,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:24,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:24,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:24,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:24,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:24,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:24,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:24,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:24,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:24,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:24,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:24,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:24,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:24,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:24,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:24,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:24,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:24,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:24,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:24,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:24,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:24,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:24,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:24,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:24,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:24,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:24,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:24,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:24,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:24,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:24,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:24,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:24,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:24,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:24,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:24,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:24,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:24,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:24,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:24,329 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:24,369 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:24,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:24,371 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:24,371 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:24,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:24,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:24,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:24,373 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:24,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:24,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:24,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:24,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:24,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:24,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:24,376 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:24,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:24,376 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:24,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:24,385 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:24,385 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:24,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:24,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:24,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:24,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:24,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:24,387 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:24,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:24,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:24,389 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_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f24c408f41095e30eafeb1a084d204fc8ef13a530aced92918a05abf66b230d [2022-10-17 16:46:24,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:24,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:24,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:24,696 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:24,696 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:24,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2022-10-17 16:46:24,770 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/data/4d2b4627f/ba09aff8713b4e2aae9c7d482454a976/FLAG5a5d4b73e [2022-10-17 16:46:25,458 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:25,458 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2022-10-17 16:46:25,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/data/4d2b4627f/ba09aff8713b4e2aae9c7d482454a976/FLAG5a5d4b73e [2022-10-17 16:46:25,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/data/4d2b4627f/ba09aff8713b4e2aae9c7d482454a976 [2022-10-17 16:46:25,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:25,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:25,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:25,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:25,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:25,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:25" (1/1) ... [2022-10-17 16:46:25,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae83349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:25, skipping insertion in model container [2022-10-17 16:46:25,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:25" (1/1) ... [2022-10-17 16:46:25,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:25,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:26,458 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_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/sv-benchmarks/c/eca-rers2012/Problem03_label31.c[54594,54607] [2022-10-17 16:46:26,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:26,515 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:26,782 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_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/sv-benchmarks/c/eca-rers2012/Problem03_label31.c[54594,54607] [2022-10-17 16:46:26,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:26,821 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:26,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26 WrapperNode [2022-10-17 16:46:26,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:26,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:26,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:26,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:26,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:26,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,035 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:46:27,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:27,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:27,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:27,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:27,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,184 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:27,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:27,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:27,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:27,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:26" (1/1) ... [2022-10-17 16:46:27,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:27,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:27,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:27,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be9cdc3-c9cf-4009-aa25-8a4a4a36bc7a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:27,432 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:27,435 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:29,770 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:30,137 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:30,138 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:46:30,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:30 BoogieIcfgContainer [2022-10-17 16:46:30,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:30,142 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:30,142 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:30,153 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:30,153 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:30" (1/1) ... [2022-10-17 16:46:30,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:30,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:46:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:46:30,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:46:30,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:30,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:31,372 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 16:46:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2022-10-17 16:46:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2022-10-17 16:46:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:46:32,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:32,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2022-10-17 16:46:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2022-10-17 16:46:33,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:46:33,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:33,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:33,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2022-10-17 16:46:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2022-10-17 16:46:33,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:46:33,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:33,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:33,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:35,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 440 states and 727 transitions. [2022-10-17 16:46:35,604 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 727 transitions. [2022-10-17 16:46:35,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:46:35,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:35,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 447 states and 738 transitions. [2022-10-17 16:46:36,089 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 738 transitions. [2022-10-17 16:46:36,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:46:36,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:36,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:37,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 454 states and 765 transitions. [2022-10-17 16:46:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 765 transitions. [2022-10-17 16:46:37,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:46:37,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:37,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:37,410 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:37,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 458 states and 772 transitions. [2022-10-17 16:46:37,565 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 772 transitions. [2022-10-17 16:46:37,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:46:37,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:37,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:37,805 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 16:46:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:37,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 465 states and 781 transitions. [2022-10-17 16:46:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 781 transitions. [2022-10-17 16:46:37,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:46:37,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:37,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:38,292 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 607 states and 942 transitions. [2022-10-17 16:46:39,673 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 942 transitions. [2022-10-17 16:46:39,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-17 16:46:39,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:40,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 638 states and 989 transitions. [2022-10-17 16:46:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 989 transitions. [2022-10-17 16:46:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-10-17 16:46:40,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:40,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:46:41,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 661 states and 1022 transitions. [2022-10-17 16:46:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1022 transitions. [2022-10-17 16:46:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-10-17 16:46:41,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:46:41,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 662 states and 1023 transitions. [2022-10-17 16:46:41,968 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1023 transitions. [2022-10-17 16:46:41,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-17 16:46:41,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:42,416 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:43,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:43,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 694 states and 1076 transitions. [2022-10-17 16:46:43,592 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1076 transitions. [2022-10-17 16:46:43,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-17 16:46:43,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:43,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 703 states and 1089 transitions. [2022-10-17 16:46:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1089 transitions. [2022-10-17 16:46:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-17 16:46:44,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:44,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:45,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 709 states and 1095 transitions. [2022-10-17 16:46:45,030 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1095 transitions. [2022-10-17 16:46:45,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-17 16:46:45,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:45,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:45,403 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:45,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 714 states and 1101 transitions. [2022-10-17 16:46:45,731 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1101 transitions. [2022-10-17 16:46:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-17 16:46:45,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:45,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:46,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 719 states and 1106 transitions. [2022-10-17 16:46:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1106 transitions. [2022-10-17 16:46:46,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-17 16:46:46,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:46,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:46,592 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:47,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:47,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 750 states and 1145 transitions. [2022-10-17 16:46:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1145 transitions. [2022-10-17 16:46:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-10-17 16:46:47,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:47,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,646 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 790 states and 1197 transitions. [2022-10-17 16:46:48,710 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1197 transitions. [2022-10-17 16:46:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:46:48,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:48,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:46:49,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 797 states and 1213 transitions. [2022-10-17 16:46:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1213 transitions. [2022-10-17 16:46:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:46:49,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,927 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 42 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:46:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 801 states and 1219 transitions. [2022-10-17 16:46:50,401 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1219 transitions. [2022-10-17 16:46:50,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:46:50,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 42 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:46:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 811 states and 1230 transitions. [2022-10-17 16:46:50,911 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1230 transitions. [2022-10-17 16:46:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:46:50,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,242 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 42 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:46:51,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 821 states and 1242 transitions. [2022-10-17 16:46:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1242 transitions. [2022-10-17 16:46:51,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:46:51,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat