./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN --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 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:17:51,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:17:51,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:17:51,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:17:51,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:17:51,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:17:51,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:17:51,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:17:51,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:17:51,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:17:51,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:17:51,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:17:51,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:17:51,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:17:51,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:17:51,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:17:51,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:17:51,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:17:51,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:17:51,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:17:51,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:17:51,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:17:51,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:17:51,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:17:51,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:17:51,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:17:51,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:17:51,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:17:51,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:17:51,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:17:51,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:17:51,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:17:51,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:17:51,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:17:51,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:17:51,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:17:51,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:17:51,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:17:51,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:17:51,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:17:51,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:17:51,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:17:51,724 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:17:51,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:17:51,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:17:51,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:17:51,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:17:51,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:17:51,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:17:51,727 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:17:51,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:17:51,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:17:51,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:17:51,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:17:51,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:17:51,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:17:51,728 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:17:51,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:17:51,729 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:17:51,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:17:51,729 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:17:51,729 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:17:51,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:17:51,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:17:51,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:17:51,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:17:51,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:17:51,731 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:17:51,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:17:51,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:17:51,732 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_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 [2021-11-21 05:17:51,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:17:52,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:17:52,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:17:52,013 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:17:52,014 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:17:52,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 05:17:52,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/data/0a2fbf5d0/6b46024778ec4cb6b55cd2779d36e9d4/FLAG3a7c321d7 [2021-11-21 05:17:52,676 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:17:52,676 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 05:17:52,697 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/data/0a2fbf5d0/6b46024778ec4cb6b55cd2779d36e9d4/FLAG3a7c321d7 [2021-11-21 05:17:53,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/data/0a2fbf5d0/6b46024778ec4cb6b55cd2779d36e9d4 [2021-11-21 05:17:53,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:17:53,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:17:53,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:17:53,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:17:53,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:17:53,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dcd45bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53, skipping insertion in model container [2021-11-21 05:17:53,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:17:53,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:17:53,301 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_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4105,4118] [2021-11-21 05:17:53,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:17:53,331 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:17:53,362 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_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4105,4118] [2021-11-21 05:17:53,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:17:53,391 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:17:53,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53 WrapperNode [2021-11-21 05:17:53,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:17:53,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:17:53,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:17:53,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:17:53,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,439 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 266 [2021-11-21 05:17:53,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:17:53,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:17:53,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:17:53,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:17:53,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:17:53,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:17:53,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:17:53,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:17:53,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:17:53" (1/1) ... [2021-11-21 05:17:53,479 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:17:53,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:17:53,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:17:53,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ebcddb-0046-4ea2-abd4-22e41c67a4c7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:17:53,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:17:53,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:17:53,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:17:53,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:17:53,691 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:17:53,693 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:17:54,023 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:17:54,127 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:17:54,129 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:17:54,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:17:54 BoogieIcfgContainer [2021-11-21 05:17:54,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:17:54,133 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:17:54,133 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:17:54,143 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:17:54,143 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:17:54" (1/1) ... [2021-11-21 05:17:54,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:17:54,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2021-11-21 05:17:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2021-11-21 05:17:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:17:54,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:54,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2021-11-21 05:17:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2021-11-21 05:17:54,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:17:54,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:54,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2021-11-21 05:17:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2021-11-21 05:17:54,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:17:54,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:54,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:55,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:55,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2021-11-21 05:17:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2021-11-21 05:17:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:17:55,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:55,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:55,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:55,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2021-11-21 05:17:55,309 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2021-11-21 05:17:55,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:17:55,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:55,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2021-11-21 05:17:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2021-11-21 05:17:55,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:17:55,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:55,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2021-11-21 05:17:55,501 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2021-11-21 05:17:55,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:17:55,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:55,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:56,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:56,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2021-11-21 05:17:56,801 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2021-11-21 05:17:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:17:56,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:56,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:56,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:56,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:56,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2021-11-21 05:17:56,864 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2021-11-21 05:17:56,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:17:56,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:56,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:56,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 90 states and 138 transitions. [2021-11-21 05:17:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2021-11-21 05:17:56,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:17:56,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:56,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:56,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:57,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:57,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2021-11-21 05:17:57,023 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2021-11-21 05:17:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:17:57,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:57,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2021-11-21 05:17:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2021-11-21 05:17:58,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:17:58,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:58,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:58,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:01,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 128 states and 200 transitions. [2021-11-21 05:18:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 200 transitions. [2021-11-21 05:18:01,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:18:01,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:01,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 129 states and 200 transitions. [2021-11-21 05:18:01,625 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2021-11-21 05:18:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:18:01,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:01,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:01,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 130 states and 200 transitions. [2021-11-21 05:18:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 200 transitions. [2021-11-21 05:18:01,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:18:01,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:01,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:02,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 131 states and 203 transitions. [2021-11-21 05:18:02,107 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 203 transitions. [2021-11-21 05:18:02,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:18:02,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:02,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 132 states and 203 transitions. [2021-11-21 05:18:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 203 transitions. [2021-11-21 05:18:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:18:02,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:02,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:02,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:02,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 133 states and 206 transitions. [2021-11-21 05:18:02,664 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2021-11-21 05:18:02,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:18:02,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:02,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 134 states and 206 transitions. [2021-11-21 05:18:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 206 transitions. [2021-11-21 05:18:02,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:18:02,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:02,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:03,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:06,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 137 states and 210 transitions. [2021-11-21 05:18:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 210 transitions. [2021-11-21 05:18:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:18:06,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:06,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:12,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 145 states and 222 transitions. [2021-11-21 05:18:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 222 transitions. [2021-11-21 05:18:12,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:18:12,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:12,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:13,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 149 states and 234 transitions. [2021-11-21 05:18:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 234 transitions. [2021-11-21 05:18:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:18:13,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:13,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:52,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:52,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 179 states and 304 transitions. [2021-11-21 05:18:52,055 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 304 transitions. [2021-11-21 05:18:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:18:52,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:52,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:19:02,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 193 states and 330 transitions. [2021-11-21 05:19:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 330 transitions. [2021-11-21 05:19:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:19:02,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:02,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:19:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 202 states and 347 transitions. [2021-11-21 05:19:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 347 transitions. [2021-11-21 05:19:11,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:19:11,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:11,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:12,246 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:19:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 206 states and 354 transitions. [2021-11-21 05:19:16,761 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 354 transitions. [2021-11-21 05:19:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:19:16,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:16,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:27,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:43,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:43,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 234 states and 430 transitions. [2021-11-21 05:20:43,551 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 430 transitions. [2021-11-21 05:20:43,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:20:43,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:43,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:43,982 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:20:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:52,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 245 states and 458 transitions. [2021-11-21 05:20:52,918 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 458 transitions. [2021-11-21 05:20:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:20:52,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:52,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:54,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:55,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:55,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 248 states and 463 transitions. [2021-11-21 05:20:55,643 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 463 transitions. [2021-11-21 05:20:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:20:55,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:55,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:56,134 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:18,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:18,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 266 states and 503 transitions. [2021-11-21 05:21:18,997 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 503 transitions. [2021-11-21 05:21:18,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:21:18,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:18,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:20,001 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:21:22,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:22,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 267 states and 504 transitions. [2021-11-21 05:21:22,018 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 504 transitions. [2021-11-21 05:21:22,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:21:22,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:22,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:22,661 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 288 states and 548 transitions. [2021-11-21 05:21:50,822 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 548 transitions. [2021-11-21 05:21:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:21:50,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:50,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:16,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 302 states and 575 transitions. [2021-11-21 05:22:16,139 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 575 transitions. [2021-11-21 05:22:16,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:22:16,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:16,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:32,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 316 states and 598 transitions. [2021-11-21 05:22:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 598 transitions. [2021-11-21 05:22:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:22:32,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:32,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:33,285 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:45,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 327 states and 617 transitions. [2021-11-21 05:22:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 617 transitions. [2021-11-21 05:22:45,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:22:45,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:45,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:46,108 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:23:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 338 states and 655 transitions. [2021-11-21 05:23:00,801 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 655 transitions. [2021-11-21 05:23:00,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:23:00,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:00,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:23:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 343 states and 665 transitions. [2021-11-21 05:23:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 665 transitions. [2021-11-21 05:23:04,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:23:04,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:04,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:04,154 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:23:09,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 345 states and 680 transitions. [2021-11-21 05:23:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 680 transitions. [2021-11-21 05:23:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:23:09,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:09,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:23:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 347 states and 685 transitions. [2021-11-21 05:23:12,632 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 685 transitions. [2021-11-21 05:23:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:23:12,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:12,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:23:20,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 352 states and 693 transitions. [2021-11-21 05:23:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 693 transitions. [2021-11-21 05:23:20,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:23:20,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:20,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:23:31,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 361 states and 716 transitions. [2021-11-21 05:23:31,301 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 716 transitions. [2021-11-21 05:23:31,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:23:31,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:31,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:31,332 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:23:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 368 states and 738 transitions. [2021-11-21 05:23:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 738 transitions. [2021-11-21 05:23:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:23:41,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:41,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:41,863 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:23:52,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:52,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 375 states and 758 transitions. [2021-11-21 05:23:52,452 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 758 transitions. [2021-11-21 05:23:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:23:52,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:52,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:52,484 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:24:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 382 states and 784 transitions. [2021-11-21 05:24:00,467 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 784 transitions. [2021-11-21 05:24:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:24:00,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:00,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:00,520 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:24:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 384 states and 797 transitions. [2021-11-21 05:24:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 797 transitions. [2021-11-21 05:24:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:24:05,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:05,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:05,769 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:24:13,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 389 states and 805 transitions. [2021-11-21 05:24:13,561 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 805 transitions. [2021-11-21 05:24:13,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:24:13,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:13,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:13,592 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:22,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:22,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 396 states and 819 transitions. [2021-11-21 05:24:22,450 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 819 transitions. [2021-11-21 05:24:22,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:24:22,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:22,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:24:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 398 states and 822 transitions. [2021-11-21 05:24:26,137 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 822 transitions. [2021-11-21 05:24:26,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:24:26,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:26,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:26,167 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:24:33,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:33,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 403 states and 829 transitions. [2021-11-21 05:24:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 829 transitions. [2021-11-21 05:24:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:24:33,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:33,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:33,241 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 410 states and 843 transitions. [2021-11-21 05:24:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 843 transitions. [2021-11-21 05:24:42,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:24:42,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:42,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:42,400 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:24:51,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 417 states and 856 transitions. [2021-11-21 05:24:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 856 transitions. [2021-11-21 05:24:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:24:51,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:51,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:25:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 424 states and 870 transitions. [2021-11-21 05:25:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 870 transitions. [2021-11-21 05:25:05,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:05,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:05,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:05,257 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:25:21,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 431 states and 887 transitions. [2021-11-21 05:25:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 887 transitions. [2021-11-21 05:25:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:21,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:21,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:21,186 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:25:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 438 states and 896 transitions. [2021-11-21 05:25:31,047 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 896 transitions. [2021-11-21 05:25:31,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:31,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,077 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:25:45,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:45,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 445 states and 914 transitions. [2021-11-21 05:25:45,484 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 914 transitions. [2021-11-21 05:25:45,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:45,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:45,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:45,520 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:25:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 452 states and 921 transitions. [2021-11-21 05:25:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 921 transitions. [2021-11-21 05:25:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:57,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:26:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 459 states and 929 transitions. [2021-11-21 05:26:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 929 transitions. [2021-11-21 05:26:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:26:09,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:09,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:09,780 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:22,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 476 states and 961 transitions. [2021-11-21 05:26:22,154 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 961 transitions. [2021-11-21 05:26:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:26:22,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:22,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:22,199 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:22,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 477 states and 961 transitions. [2021-11-21 05:26:22,256 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 961 transitions. [2021-11-21 05:26:22,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:26:22,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:22,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:22,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 478 states and 961 transitions. [2021-11-21 05:26:22,350 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 961 transitions. [2021-11-21 05:26:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:26:22,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:22,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:22,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 479 states and 961 transitions. [2021-11-21 05:26:22,449 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 961 transitions. [2021-11-21 05:26:22,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:26:22,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:22,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:22,485 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:24,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:24,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 477 states and 958 transitions. [2021-11-21 05:26:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 958 transitions. [2021-11-21 05:26:24,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:26:24,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:24,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:25,027 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:26:33,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:33,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 479 states and 961 transitions. [2021-11-21 05:26:33,191 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 961 transitions. [2021-11-21 05:26:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:26:33,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:33,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:33,300 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:26:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 496 states and 993 transitions. [2021-11-21 05:26:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 993 transitions. [2021-11-21 05:26:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:26:45,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:45,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:45,669 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:27:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 514 states and 1042 transitions. [2021-11-21 05:27:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1042 transitions. [2021-11-21 05:27:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:01,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:01,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:27:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 514 states and 1041 transitions. [2021-11-21 05:27:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1041 transitions. [2021-11-21 05:27:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:07,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:07,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:27:10,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 517 states and 1045 transitions. [2021-11-21 05:27:10,779 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1045 transitions. [2021-11-21 05:27:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:10,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:10,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:10,886 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:27:10,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 518 states and 1045 transitions. [2021-11-21 05:27:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1045 transitions. [2021-11-21 05:27:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:10,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:10,965 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:27:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:11,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 519 states and 1045 transitions. [2021-11-21 05:27:11,029 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1045 transitions. [2021-11-21 05:27:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:11,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:11,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:11,063 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:27:11,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:11,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 520 states and 1045 transitions. [2021-11-21 05:27:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1045 transitions. [2021-11-21 05:27:11,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:11,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:11,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:11,174 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:27:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 521 states and 1045 transitions. [2021-11-21 05:27:11,235 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1045 transitions. [2021-11-21 05:27:11,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:11,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:11,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:27:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 521 states and 1044 transitions. [2021-11-21 05:27:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1044 transitions. [2021-11-21 05:27:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:27:16,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:16,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:16,943 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:27:18,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:18,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 519 states and 1039 transitions. [2021-11-21 05:27:18,153 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1039 transitions. [2021-11-21 05:27:18,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:27:18,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:18,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 46 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:28:23,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:23,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 550 states and 1107 transitions. [2021-11-21 05:28:23,091 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1107 transitions. [2021-11-21 05:28:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:28:23,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:23,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 51 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:29:35,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:35,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 581 states and 1161 transitions. [2021-11-21 05:29:35,885 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1161 transitions. [2021-11-21 05:29:35,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:29:35,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:35,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat