./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL --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 160554c42c564a52ebd5fe8cd6d07ff66d908df6432eaaa8c30073c4760a7967 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:07:24,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:07:24,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:07:24,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:07:24,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:07:24,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:07:24,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:07:24,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:07:24,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:07:24,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:07:24,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:07:24,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:07:24,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:07:24,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:07:24,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:07:24,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:07:24,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:07:24,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:07:24,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:07:24,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:07:24,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:07:24,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:07:24,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:07:24,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:07:24,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:07:24,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:07:25,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:07:25,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:07:25,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:07:25,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:07:25,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:07:25,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:07:25,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:07:25,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:07:25,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:07:25,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:07:25,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:07:25,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:07:25,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:07:25,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:07:25,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:07:25,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:07:25,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:07:25,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:07:25,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:07:25,078 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:07:25,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:07:25,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:07:25,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:07:25,079 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:07:25,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:07:25,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:07:25,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:07:25,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:07:25,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:07:25,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:07:25,081 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:07:25,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:07:25,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:07:25,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:07:25,082 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:07:25,082 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:07:25,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:07:25,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:07:25,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:07:25,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:07:25,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:07:25,083 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:07:25,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:07:25,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:07:25,084 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_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 160554c42c564a52ebd5fe8cd6d07ff66d908df6432eaaa8c30073c4760a7967 [2021-11-25 07:07:25,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:07:25,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:07:25,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:07:25,396 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:07:25,397 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:07:25,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2021-11-25 07:07:25,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/data/95d41005a/6cf781092b0f4e24957930315d3cb8c8/FLAGe8fb48185 [2021-11-25 07:07:25,973 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:07:25,974 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2021-11-25 07:07:25,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/data/95d41005a/6cf781092b0f4e24957930315d3cb8c8/FLAGe8fb48185 [2021-11-25 07:07:26,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/data/95d41005a/6cf781092b0f4e24957930315d3cb8c8 [2021-11-25 07:07:26,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:07:26,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:07:26,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:07:26,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:07:26,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:07:26,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b090a0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26, skipping insertion in model container [2021-11-25 07:07:26,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:07:26,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:07:26,594 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_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[4902,4915] [2021-11-25 07:07:26,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:07:26,632 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:07:26,669 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_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[4902,4915] [2021-11-25 07:07:26,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:07:26,707 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:07:26,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26 WrapperNode [2021-11-25 07:07:26,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:07:26,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:07:26,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:07:26,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:07:26,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,792 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 343 [2021-11-25 07:07:26,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:07:26,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:07:26,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:07:26,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:07:26,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:07:26,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:07:26,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:07:26,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:07:26,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:07:26" (1/1) ... [2021-11-25 07:07:26,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:07:26,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:07:26,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:07:26,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbbab1ac-8e03-4835-a6d1-f59ffdce9b93/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:07:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:07:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:07:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:07:26,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:07:27,015 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:07:27,017 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:07:27,335 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:07:27,503 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:07:27,504 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:07:27,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:07:27 BoogieIcfgContainer [2021-11-25 07:07:27,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:07:27,507 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:07:27,507 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:07:27,517 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:07:27,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:07:27" (1/1) ... [2021-11-25 07:07:27,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:07:27,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:27,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2021-11-25 07:07:27,597 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2021-11-25 07:07:27,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:07:27,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:27,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 102 transitions. [2021-11-25 07:07:27,906 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2021-11-25 07:07:27,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:07:27,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:27,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:28,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2021-11-25 07:07:28,210 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2021-11-25 07:07:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:07:28,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:28,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:28,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:28,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2021-11-25 07:07:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2021-11-25 07:07:28,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:07:28,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:28,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:28,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:28,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2021-11-25 07:07:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2021-11-25 07:07:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:07:28,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:28,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:28,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 83 states and 135 transitions. [2021-11-25 07:07:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 135 transitions. [2021-11-25 07:07:28,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:07:28,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:28,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:28,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2021-11-25 07:07:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2021-11-25 07:07:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:07:28,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:28,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2021-11-25 07:07:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2021-11-25 07:07:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:07:29,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:29,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 102 states and 165 transitions. [2021-11-25 07:07:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 165 transitions. [2021-11-25 07:07:29,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:07:29,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:29,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2021-11-25 07:07:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2021-11-25 07:07:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:07:29,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:29,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:29,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:29,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 165 transitions. [2021-11-25 07:07:29,497 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2021-11-25 07:07:29,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:07:29,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:29,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:29,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:31,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 126 states and 205 transitions. [2021-11-25 07:07:31,477 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 205 transitions. [2021-11-25 07:07:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:07:31,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:31,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:31,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 205 transitions. [2021-11-25 07:07:31,558 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 205 transitions. [2021-11-25 07:07:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:07:31,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:31,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 128 states and 205 transitions. [2021-11-25 07:07:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 205 transitions. [2021-11-25 07:07:31,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:07:31,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:31,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:31,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 129 states and 205 transitions. [2021-11-25 07:07:31,756 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 205 transitions. [2021-11-25 07:07:31,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:07:31,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:31,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:31,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:31,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 130 states and 205 transitions. [2021-11-25 07:07:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2021-11-25 07:07:31,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:31,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:31,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:34,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 153 states and 247 transitions. [2021-11-25 07:07:34,496 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 247 transitions. [2021-11-25 07:07:34,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:34,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:34,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:34,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 177 states and 289 transitions. [2021-11-25 07:07:39,134 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 289 transitions. [2021-11-25 07:07:39,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2021-11-25 07:07:39,221 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2021-11-25 07:07:39,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 179 states and 289 transitions. [2021-11-25 07:07:39,373 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 289 transitions. [2021-11-25 07:07:39,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 180 states and 289 transitions. [2021-11-25 07:07:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 289 transitions. [2021-11-25 07:07:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:39,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 181 states and 289 transitions. [2021-11-25 07:07:39,611 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 289 transitions. [2021-11-25 07:07:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 182 states and 289 transitions. [2021-11-25 07:07:39,687 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 289 transitions. [2021-11-25 07:07:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:39,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 183 states and 289 transitions. [2021-11-25 07:07:39,862 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 289 transitions. [2021-11-25 07:07:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:39,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:39,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 184 states and 289 transitions. [2021-11-25 07:07:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 289 transitions. [2021-11-25 07:07:39,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:07:39,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:39,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:40,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:40,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:40,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 185 states and 289 transitions. [2021-11-25 07:07:40,061 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 289 transitions. [2021-11-25 07:07:40,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:07:40,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:40,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:40,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:46,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 198 states and 312 transitions. [2021-11-25 07:07:46,465 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 312 transitions. [2021-11-25 07:07:46,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:07:46,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:46,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:46,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:53,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:53,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 201 states and 317 transitions. [2021-11-25 07:07:53,495 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 317 transitions. [2021-11-25 07:07:53,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:07:53,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:53,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:07:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 202 states and 317 transitions. [2021-11-25 07:07:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 317 transitions. [2021-11-25 07:07:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:07:53,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:53,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:03,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 210 states and 331 transitions. [2021-11-25 07:08:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 331 transitions. [2021-11-25 07:08:03,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:08:03,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:03,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:03,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:03,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 211 states and 331 transitions. [2021-11-25 07:08:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 331 transitions. [2021-11-25 07:08:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:08:03,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:03,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 215 states and 345 transitions. [2021-11-25 07:08:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 345 transitions. [2021-11-25 07:08:05,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:08:05,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:05,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:15,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 252 states and 447 transitions. [2021-11-25 07:09:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 447 transitions. [2021-11-25 07:09:29,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:09:29,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:29,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:29,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:09:49,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:49,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 266 states and 477 transitions. [2021-11-25 07:09:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 477 transitions. [2021-11-25 07:09:49,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:09:49,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:49,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:49,483 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:10:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 285 states and 516 transitions. [2021-11-25 07:10:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 516 transitions. [2021-11-25 07:10:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:10:15,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:15,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:16,149 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:10:32,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:32,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 294 states and 536 transitions. [2021-11-25 07:10:32,925 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 536 transitions. [2021-11-25 07:10:32,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:10:32,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:32,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:33,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:10:41,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:41,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 298 states and 544 transitions. [2021-11-25 07:10:41,234 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 544 transitions. [2021-11-25 07:10:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:10:41,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:41,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:12:23,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 336 states and 646 transitions. [2021-11-25 07:12:23,738 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 646 transitions. [2021-11-25 07:12:23,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:12:23,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 371 states and 757 transitions. [2021-11-25 07:15:59,516 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 757 transitions. [2021-11-25 07:15:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:15:59,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:59,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 374 states and 761 transitions. [2021-11-25 07:16:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 761 transitions. [2021-11-25 07:16:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:16:03,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:03,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:41,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 393 states and 805 transitions. [2021-11-25 07:16:41,974 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 805 transitions. [2021-11-25 07:16:41,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:16:41,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:41,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 413 states and 856 transitions. [2021-11-25 07:17:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 856 transitions. [2021-11-25 07:17:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:17:28,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:28,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:29,078 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 432 states and 891 transitions. [2021-11-25 07:18:18,668 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 891 transitions. [2021-11-25 07:18:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:18:18,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:18,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:19,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 458 states and 945 transitions. [2021-11-25 07:19:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 945 transitions. [2021-11-25 07:19:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:19:21,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:21,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:23,211 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:19:26,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 459 states and 946 transitions. [2021-11-25 07:19:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 946 transitions. [2021-11-25 07:19:26,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:19:26,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:26,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:27,943 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.