./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/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_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b --- 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 17:03:10,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:10,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:10,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:10,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:10,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:10,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:10,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:10,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:10,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:10,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:10,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:10,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:10,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:10,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:10,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:10,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:10,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:10,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:10,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:10,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:10,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:10,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:10,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:10,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:10,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:10,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:10,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:10,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:10,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:10,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:10,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:10,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:10,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:10,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:10,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:10,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:10,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:10,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:10,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:10,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:10,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 17:03:11,041 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:11,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:11,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:11,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:11,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:11,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:11,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:11,044 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:11,044 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:11,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:11,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:11,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:11,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:11,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:11,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:11,050 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 17:03:11,051 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:11,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:11,051 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:11,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:11,051 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:11,051 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:11,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:11,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:11,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:11,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:11,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:11,053 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:11,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:11,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:11,054 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_f3228a24-fdca-4868-ba03-7421992feb4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b [2022-10-17 17:03:11,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:11,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:11,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:11,414 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:11,415 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:11,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2022-10-17 17:03:11,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/data/270b289aa/0c26fba9a28147518b06aa01c6773832/FLAGfc9c986d7 [2022-10-17 17:03:11,989 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:11,990 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2022-10-17 17:03:11,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/data/270b289aa/0c26fba9a28147518b06aa01c6773832/FLAGfc9c986d7 [2022-10-17 17:03:12,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/data/270b289aa/0c26fba9a28147518b06aa01c6773832 [2022-10-17 17:03:12,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:12,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:12,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:12,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:12,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:12,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44956057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12, skipping insertion in model container [2022-10-17 17:03:12,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:12,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:12,530 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_f3228a24-fdca-4868-ba03-7421992feb4f/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i[873,886] [2022-10-17 17:03:12,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:12,547 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:12,560 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_f3228a24-fdca-4868-ba03-7421992feb4f/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i[873,886] [2022-10-17 17:03:12,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:12,577 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:12,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12 WrapperNode [2022-10-17 17:03:12,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:12,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:12,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:12,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:12,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,612 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-10-17 17:03:12,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:12,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:12,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:12,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:12,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,633 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:12,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:12,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:12,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:12,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:12" (1/1) ... [2022-10-17 17:03:12,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:12,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:12,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:12,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3228a24-fdca-4868-ba03-7421992feb4f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:12,799 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:12,801 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:13,001 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:13,045 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:13,045 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:03:13,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:13 BoogieIcfgContainer [2022-10-17 17:03:13,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:13,049 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:13,049 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:13,067 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:13,067 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:13" (1/1) ... [2022-10-17 17:03:13,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-10-17 17:03:13,155 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-10-17 17:03:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:13,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,380 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 17:03:13,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2022-10-17 17:03:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-10-17 17:03:13,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:13,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,569 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 17:03:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-10-17 17:03:13,738 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-10-17 17:03:13,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:03:13,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,905 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 17:03:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-10-17 17:03:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-10-17 17:03:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:14,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,326 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 17:03:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2022-10-17 17:03:14,792 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2022-10-17 17:03:14,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:14,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2022-10-17 17:03:15,434 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-10-17 17:03:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:15,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:15,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,509 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 17:03:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:15,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2022-10-17 17:03:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2022-10-17 17:03:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:15,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:15,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:16,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:16,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2022-10-17 17:03:16,555 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2022-10-17 17:03:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:16,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:16,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:16,620 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 17:03:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2022-10-17 17:03:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2022-10-17 17:03:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:16,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:16,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2022-10-17 17:03:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2022-10-17 17:03:17,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:17,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:17,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:18,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:18,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2022-10-17 17:03:18,154 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2022-10-17 17:03:18,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:03:18,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:18,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:18,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2022-10-17 17:03:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2022-10-17 17:03:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:03:19,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:19,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:19,345 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2022-10-17 17:03:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2022-10-17 17:03:19,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:03:19,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:19,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:20,015 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:20,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:20,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2022-10-17 17:03:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2022-10-17 17:03:20,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:03:20,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:20,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:21,106 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:21,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2022-10-17 17:03:21,434 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2022-10-17 17:03:21,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:03:21,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:21,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:22,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 68 states and 118 transitions. [2022-10-17 17:03:22,710 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 118 transitions. [2022-10-17 17:03:22,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:03:22,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,946 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2022-10-17 17:03:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2022-10-17 17:03:23,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:03:23,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,755 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2022-10-17 17:03:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2022-10-17 17:03:24,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:03:24,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 78 states and 137 transitions. [2022-10-17 17:03:25,566 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 137 transitions. [2022-10-17 17:03:25,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:03:25,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,841 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 83 states and 153 transitions. [2022-10-17 17:03:27,220 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 153 transitions. [2022-10-17 17:03:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:03:27,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:27,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:28,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2022-10-17 17:03:28,290 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2022-10-17 17:03:28,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:28,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,559 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:29,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:29,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 91 states and 173 transitions. [2022-10-17 17:03:29,868 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 173 transitions. [2022-10-17 17:03:29,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:03:29,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:29,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:30,311 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:30,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:30,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 93 states and 174 transitions. [2022-10-17 17:03:30,787 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 174 transitions. [2022-10-17 17:03:30,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:03:30,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:30,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:31,058 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:32,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:32,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2022-10-17 17:03:32,624 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2022-10-17 17:03:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:03:32,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:32,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:33,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2022-10-17 17:03:33,991 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2022-10-17 17:03:33,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:03:33,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,348 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:35,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:35,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 106 states and 214 transitions. [2022-10-17 17:03:35,798 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 214 transitions. [2022-10-17 17:03:35,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:03:35,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:35,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:37,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2022-10-17 17:03:37,039 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2022-10-17 17:03:37,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:03:37,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:37,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:37,374 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:39,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 113 states and 235 transitions. [2022-10-17 17:03:39,328 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 235 transitions. [2022-10-17 17:03:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:03:39,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,138 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:41,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 116 states and 237 transitions. [2022-10-17 17:03:41,049 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 237 transitions. [2022-10-17 17:03:41,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:03:41,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,370 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 121 states and 259 transitions. [2022-10-17 17:03:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 259 transitions. [2022-10-17 17:03:42,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:03:42,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms