./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.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_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/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_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/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_731df4d9-630c-4b50-ab81-39b8a0e5f918/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 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:46:48,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:46:48,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:46:48,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:46:48,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:46:48,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:46:48,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:46:48,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:46:48,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:46:48,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:46:48,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:46:48,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:46:48,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:46:48,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:46:48,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:46:48,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:46:48,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:46:48,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:46:48,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:46:48,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:46:49,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:46:49,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:46:49,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:46:49,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:46:49,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:46:49,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:46:49,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:46:49,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:46:49,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:46:49,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:46:49,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:46:49,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:46:49,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:46:49,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:46:49,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:46:49,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:46:49,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:46:49,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:46:49,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:46:49,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:46:49,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:46:49,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:46:49,100 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:46:49,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:46:49,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:46:49,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:46:49,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:46:49,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:46:49,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:46:49,104 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:46:49,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:46:49,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:46:49,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:46:49,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:46:49,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:46:49,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:46:49,106 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:46:49,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:46:49,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:46:49,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:46:49,107 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:46:49,107 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:46:49,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:46:49,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:46:49,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:46:49,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:46:49,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:46:49,109 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:46:49,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:46:49,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:46:49,109 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_731df4d9-630c-4b50-ab81-39b8a0e5f918/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f [2021-11-25 07:46:49,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:46:49,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:46:49,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:46:49,432 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:46:49,434 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:46:49,436 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-25 07:46:49,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/data/d54d0ba33/35eb0cea34c745438f9812e813dfa45e/FLAGfbc686916 [2021-11-25 07:46:50,060 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:46:50,061 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-25 07:46:50,075 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/data/d54d0ba33/35eb0cea34c745438f9812e813dfa45e/FLAGfbc686916 [2021-11-25 07:46:50,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/data/d54d0ba33/35eb0cea34c745438f9812e813dfa45e [2021-11-25 07:46:50,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:46:50,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:46:50,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:46:50,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:46:50,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:46:50,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@285e1e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50, skipping insertion in model container [2021-11-25 07:46:50,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:46:50,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:46:50,694 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_731df4d9-630c-4b50-ab81-39b8a0e5f918/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2021-11-25 07:46:50,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:46:50,732 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:46:50,768 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_731df4d9-630c-4b50-ab81-39b8a0e5f918/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2021-11-25 07:46:50,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:46:50,805 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:46:50,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50 WrapperNode [2021-11-25 07:46:50,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:46:50,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:46:50,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:46:50,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:46:50,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,859 INFO L137 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 332 [2021-11-25 07:46:50,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:46:50,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:46:50,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:46:50,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:46:50,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:46:50,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:46:50,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:46:50,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:46:50,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:50" (1/1) ... [2021-11-25 07:46:50,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:46:50,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:46:50,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:46:50,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731df4d9-630c-4b50-ab81-39b8a0e5f918/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:46:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:46:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:46:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:46:50,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:46:51,084 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:46:51,086 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:46:51,568 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:46:51,662 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:46:51,662 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:46:51,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:46:51 BoogieIcfgContainer [2021-11-25 07:46:51,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:46:51,666 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:46:51,666 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:46:51,680 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:46:51,681 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:46:51" (1/1) ... [2021-11-25 07:46:51,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:46:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2021-11-25 07:46:51,749 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2021-11-25 07:46:51,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:46:51,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:51,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:52,050 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 07:46:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2021-11-25 07:46:52,147 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2021-11-25 07:46:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:46:52,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:52,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:52,307 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 07:46:52,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:52,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 73 states and 119 transitions. [2021-11-25 07:46:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2021-11-25 07:46:52,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:46:52,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:52,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:52,578 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 07:46:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:52,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2021-11-25 07:46:52,589 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2021-11-25 07:46:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:46:52,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:52,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:52,653 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 07:46:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2021-11-25 07:46:52,662 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2021-11-25 07:46:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:46:52,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:52,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:52,717 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 07:46:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2021-11-25 07:46:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2021-11-25 07:46:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:46:53,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:53,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:53,128 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 07:46:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2021-11-25 07:46:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2021-11-25 07:46:53,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:46:53,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:53,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:53,612 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 07:46:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:53,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2021-11-25 07:46:53,639 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2021-11-25 07:46:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:46:53,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:53,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:53,722 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 07:46:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:53,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2021-11-25 07:46:53,741 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2021-11-25 07:46:53,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:46:53,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:53,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:53,798 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 07:46:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:53,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2021-11-25 07:46:53,807 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2021-11-25 07:46:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:46:53,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:53,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:53,864 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 07:46:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 163 transitions. [2021-11-25 07:46:53,877 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 163 transitions. [2021-11-25 07:46:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:46:53,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:53,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:53,952 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 07:46:54,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2021-11-25 07:46:54,790 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2021-11-25 07:46:54,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:46:54,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:54,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:55,010 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 07:46:57,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:57,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2021-11-25 07:46:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2021-11-25 07:46:57,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:46:57,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:57,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:57,477 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 07:47:01,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:01,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 215 transitions. [2021-11-25 07:47:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 215 transitions. [2021-11-25 07:47:01,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:47:01,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:01,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:01,922 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 07:47:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 261 transitions. [2021-11-25 07:47:10,446 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 261 transitions. [2021-11-25 07:47:10,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:47:10,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:10,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:10,772 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 07:47:20,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 165 states and 289 transitions. [2021-11-25 07:47:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2021-11-25 07:47:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:47:20,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:20,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:20,746 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 07:47:22,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 302 transitions. [2021-11-25 07:47:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2021-11-25 07:47:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:47:22,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:22,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:23,042 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 07:47:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 181 states and 320 transitions. [2021-11-25 07:47:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 320 transitions. [2021-11-25 07:47:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:47:25,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:25,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:25,516 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 07:47:26,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:26,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 184 states and 326 transitions. [2021-11-25 07:47:26,153 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 326 transitions. [2021-11-25 07:47:26,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:47:26,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:26,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:26,505 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 07:47:37,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 188 states and 337 transitions. [2021-11-25 07:47:37,672 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 337 transitions. [2021-11-25 07:47:37,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:47:37,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:37,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:37,934 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 07:47:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:43,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 198 states and 358 transitions. [2021-11-25 07:47:43,964 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 358 transitions. [2021-11-25 07:47:43,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:47:43,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:43,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:44,202 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 07:47:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 213 states and 387 transitions. [2021-11-25 07:47:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 387 transitions. [2021-11-25 07:47:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:47:52,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:52,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:53,014 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 07:47:56,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 218 states and 401 transitions. [2021-11-25 07:47:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 401 transitions. [2021-11-25 07:47:56,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:47:56,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:56,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:56,933 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 07:47:59,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:59,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 221 states and 407 transitions. [2021-11-25 07:47:59,300 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 407 transitions. [2021-11-25 07:47:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:47:59,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:59,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:59,329 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 07:48:01,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:01,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 224 states and 415 transitions. [2021-11-25 07:48:01,851 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 415 transitions. [2021-11-25 07:48:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:48:01,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:01,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:01,909 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 07:48:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 227 states and 421 transitions. [2021-11-25 07:48:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 421 transitions. [2021-11-25 07:48:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:48:04,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:04,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:04,492 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 07:48:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 243 states and 456 transitions. [2021-11-25 07:48:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 456 transitions. [2021-11-25 07:48:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:48:17,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:17,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:17,759 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 07:48:20,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:20,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 246 states and 462 transitions. [2021-11-25 07:48:20,552 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 462 transitions. [2021-11-25 07:48:20,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:48:20,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:20,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:20,584 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 07:48:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:23,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 249 states and 470 transitions. [2021-11-25 07:48:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 470 transitions. [2021-11-25 07:48:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:48:23,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:23,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:23,603 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 07:48:26,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 252 states and 476 transitions. [2021-11-25 07:48:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 476 transitions. [2021-11-25 07:48:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:48:26,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:26,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:26,559 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 07:48:32,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:32,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 260 states and 493 transitions. [2021-11-25 07:48:32,444 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 493 transitions. [2021-11-25 07:48:32,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:48:32,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:32,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:17,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 286 states and 578 transitions. [2021-11-25 07:49:17,018 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 578 transitions. [2021-11-25 07:49:17,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:49:17,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:17,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:19,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 307 states and 657 transitions. [2021-11-25 07:49:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 657 transitions. [2021-11-25 07:49:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:49:41,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:41,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:43,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:05,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 327 states and 744 transitions. [2021-11-25 07:50:05,632 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 744 transitions. [2021-11-25 07:50:05,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:50:05,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:05,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:50:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 355 states and 845 transitions. [2021-11-25 07:50:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 845 transitions. [2021-11-25 07:50:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:50:53,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:53,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:58,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:55,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:55,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 382 states and 945 transitions. [2021-11-25 07:51:55,032 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 945 transitions. [2021-11-25 07:51:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:51:55,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:55,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:53:06,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:06,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 409 states and 1058 transitions. [2021-11-25 07:53:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1058 transitions. [2021-11-25 07:53:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:53:06,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:06,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:06,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:53:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 413 states and 1068 transitions. [2021-11-25 07:53:12,321 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1068 transitions. [2021-11-25 07:53:12,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:53:12,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:12,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:53:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 428 states and 1119 transitions. [2021-11-25 07:53:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1119 transitions. [2021-11-25 07:53:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:53:34,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:34,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:53:54,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:54,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 442 states and 1150 transitions. [2021-11-25 07:53:54,956 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1150 transitions. [2021-11-25 07:53:54,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:53:54,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:54,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:55,538 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:02,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:02,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 448 states and 1165 transitions. [2021-11-25 07:54:02,909 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1165 transitions. [2021-11-25 07:54:02,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:54:02,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:02,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:08,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:08,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 450 states and 1169 transitions. [2021-11-25 07:54:08,660 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1169 transitions. [2021-11-25 07:54:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:54:08,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:08,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:08,727 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:15,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 455 states and 1205 transitions. [2021-11-25 07:54:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1205 transitions. [2021-11-25 07:54:15,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:54:15,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:15,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:28,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 466 states and 1227 transitions. [2021-11-25 07:54:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1227 transitions. [2021-11-25 07:54:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:54:28,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:28,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:41,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 477 states and 1253 transitions. [2021-11-25 07:54:41,468 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1253 transitions. [2021-11-25 07:54:41,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:54:41,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:41,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:48,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 481 states and 1257 transitions. [2021-11-25 07:54:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1257 transitions. [2021-11-25 07:54:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:54:48,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:48,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:48,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:54:58,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:58,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 490 states and 1275 transitions. [2021-11-25 07:54:58,586 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1275 transitions. [2021-11-25 07:54:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:54:58,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:58,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:06,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 495 states and 1291 transitions. [2021-11-25 07:55:06,203 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1291 transitions. [2021-11-25 07:55:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:55:06,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:06,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:25,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 511 states and 1332 transitions. [2021-11-25 07:55:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1332 transitions. [2021-11-25 07:55:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:55:25,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:25,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:25,473 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:33,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 516 states and 1340 transitions. [2021-11-25 07:55:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1340 transitions. [2021-11-25 07:55:33,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:55:33,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:33,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:33,723 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 520 states and 1347 transitions. [2021-11-25 07:55:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1347 transitions. [2021-11-25 07:55:39,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:55:39,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:39,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 526 states and 1363 transitions. [2021-11-25 07:55:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1363 transitions. [2021-11-25 07:55:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:55:48,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:48,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:55:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 529 states and 1368 transitions. [2021-11-25 07:55:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1368 transitions. [2021-11-25 07:55:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:55:55,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:55,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 558 states and 1500 transitions. [2021-11-25 07:58:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1500 transitions. [2021-11-25 07:58:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:58:52,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:52,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.