./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label14.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_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/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_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/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_33fb24c2-ae43-47bf-b849-de85e1792c0d/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 250149b8db46a8cfd93cca5c9e51a3336d18e5ed9ae8a2faf72fd582a53985cf --- 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 16:55:05,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:05,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:05,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:05,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:05,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:05,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:05,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:05,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:05,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:05,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:05,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:05,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:05,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:05,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:05,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:05,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:05,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:05,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:05,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:05,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:05,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:05,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:05,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:05,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:05,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:05,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:05,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:05,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:05,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:05,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:05,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:05,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:05,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:05,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:05,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:05,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:05,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:05,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:05,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:05,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:05,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:55:05,319 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:05,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:05,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:05,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:05,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:05,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:05,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:05,322 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:05,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:05,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:05,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:05,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:05,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:05,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:05,324 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:05,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:05,327 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:05,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:05,328 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:05,328 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:05,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:05,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:05,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:05,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:05,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:05,330 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:05,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:05,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:05,332 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_33fb24c2-ae43-47bf-b849-de85e1792c0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 250149b8db46a8cfd93cca5c9e51a3336d18e5ed9ae8a2faf72fd582a53985cf [2022-10-17 16:55:05,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:05,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:05,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:05,624 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:05,625 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:05,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem01_label14.c [2022-10-17 16:55:05,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/data/32ff735fb/84e1ef40541545cb85ff87652cb210e0/FLAG25fc9329e [2022-10-17 16:55:06,422 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:06,422 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/sv-benchmarks/c/eca-rers2012/Problem01_label14.c [2022-10-17 16:55:06,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/data/32ff735fb/84e1ef40541545cb85ff87652cb210e0/FLAG25fc9329e [2022-10-17 16:55:06,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/data/32ff735fb/84e1ef40541545cb85ff87652cb210e0 [2022-10-17 16:55:06,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:06,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:06,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:06,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:06,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:06,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:06" (1/1) ... [2022-10-17 16:55:06,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e75ef38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:06, skipping insertion in model container [2022-10-17 16:55:06,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:06" (1/1) ... [2022-10-17 16:55:06,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:06,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:07,119 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_33fb24c2-ae43-47bf-b849-de85e1792c0d/sv-benchmarks/c/eca-rers2012/Problem01_label14.c[21834,21847] [2022-10-17 16:55:07,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:07,163 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:07,292 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_33fb24c2-ae43-47bf-b849-de85e1792c0d/sv-benchmarks/c/eca-rers2012/Problem01_label14.c[21834,21847] [2022-10-17 16:55:07,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:07,323 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:07,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07 WrapperNode [2022-10-17 16:55:07,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:07,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:07,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:07,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:07,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,420 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-10-17 16:55:07,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:07,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:07,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:07,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:07,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,487 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:07,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:07,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:07,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:07,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:07" (1/1) ... [2022-10-17 16:55:07,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:07,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:07,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:07,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33fb24c2-ae43-47bf-b849-de85e1792c0d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:55:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:07,712 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:07,715 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:08,897 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:09,207 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:09,208 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:55:09,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:09 BoogieIcfgContainer [2022-10-17 16:55:09,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:09,212 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:09,212 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:09,224 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:09,225 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:09" (1/1) ... [2022-10-17 16:55:09,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:55:09,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:09,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-10-17 16:55:09,325 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-10-17 16:55:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:55:09,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:09,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,131 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 16:55:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:10,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2022-10-17 16:55:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2022-10-17 16:55:10,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:55:10,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:10,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:11,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2022-10-17 16:55:11,991 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2022-10-17 16:55:11,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:55:12,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,520 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 16:55:13,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2022-10-17 16:55:13,412 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2022-10-17 16:55:13,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:55:13,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:13,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:13,625 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:55:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 294 states and 380 transitions. [2022-10-17 16:55:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 380 transitions. [2022-10-17 16:55:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:55:14,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:14,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:14,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:14,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 303 states and 391 transitions. [2022-10-17 16:55:14,554 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 391 transitions. [2022-10-17 16:55:14,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:55:14,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:14,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:14,803 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 305 states and 394 transitions. [2022-10-17 16:55:15,015 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 394 transitions. [2022-10-17 16:55:15,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:55:15,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:15,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:55:15,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 320 states and 412 transitions. [2022-10-17 16:55:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 412 transitions. [2022-10-17 16:55:15,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-17 16:55:15,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:15,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:16,028 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:55:16,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 337 states and 431 transitions. [2022-10-17 16:55:16,405 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 431 transitions. [2022-10-17 16:55:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:55:16,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:16,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:17,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:17,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 366 states and 462 transitions. [2022-10-17 16:55:17,651 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 462 transitions. [2022-10-17 16:55:17,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:55:17,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:17,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:17,936 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:18,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 414 states and 516 transitions. [2022-10-17 16:55:18,870 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 516 transitions. [2022-10-17 16:55:18,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 16:55:18,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:18,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:19,141 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:19,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 417 states and 520 transitions. [2022-10-17 16:55:19,446 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 520 transitions. [2022-10-17 16:55:19,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-17 16:55:19,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:19,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:19,677 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:55:19,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:19,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 436 states and 540 transitions. [2022-10-17 16:55:19,999 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 540 transitions. [2022-10-17 16:55:20,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 16:55:20,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:20,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:55:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:20,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 451 states and 557 transitions. [2022-10-17 16:55:20,682 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 557 transitions. [2022-10-17 16:55:20,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 16:55:20,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:20,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:55:21,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:21,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 452 states and 557 transitions. [2022-10-17 16:55:21,254 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 557 transitions. [2022-10-17 16:55:21,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:55:21,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:21,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:21,461 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:55:22,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:22,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 491 states and 600 transitions. [2022-10-17 16:55:22,483 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 600 transitions. [2022-10-17 16:55:22,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:55:22,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:22,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 565 states and 688 transitions. [2022-10-17 16:55:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 688 transitions. [2022-10-17 16:55:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:55:24,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:24,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:25,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 569 states and 692 transitions. [2022-10-17 16:55:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 692 transitions. [2022-10-17 16:55:25,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:55:25,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:25,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:55:25,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:25,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 571 states and 698 transitions. [2022-10-17 16:55:25,999 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 698 transitions. [2022-10-17 16:55:26,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:55:26,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:26,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:26,216 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-10-17 16:55:26,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 573 states and 699 transitions. [2022-10-17 16:55:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 699 transitions. [2022-10-17 16:55:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:55:26,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:26,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:26,575 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:55:26,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:26,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 575 states and 703 transitions. [2022-10-17 16:55:26,806 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 703 transitions. [2022-10-17 16:55:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-17 16:55:26,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:26,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:55:27,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:27,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 600 states and 727 transitions. [2022-10-17 16:55:27,516 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 727 transitions. [2022-10-17 16:55:27,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-17 16:55:27,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:27,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:55:28,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:28,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 630 states and 761 transitions. [2022-10-17 16:55:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 761 transitions. [2022-10-17 16:55:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-10-17 16:55:28,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:28,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:28,303 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:55:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:28,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 669 states and 803 transitions. [2022-10-17 16:55:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 803 transitions. [2022-10-17 16:55:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:55:28,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:28,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:55:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 748 states and 895 transitions. [2022-10-17 16:55:31,313 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 895 transitions. [2022-10-17 16:55:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:55:31,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:31,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:31,723 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:55:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 750 states and 896 transitions. [2022-10-17 16:55:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 896 transitions. [2022-10-17 16:55:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-10-17 16:55:32,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:32,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.