./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ --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 b86eed5380d57cac13df908fa4bd28a3c3af485a2a70f27e08920aaaec0ccb21 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:31:15,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:31:15,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:31:15,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:31:15,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:31:15,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:31:15,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:31:15,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:31:15,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:31:15,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:31:15,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:31:15,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:31:15,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:31:15,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:31:15,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:31:15,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:31:15,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:31:15,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:31:15,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:31:15,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:31:15,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:31:15,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:31:15,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:31:15,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:31:15,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:31:15,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:31:15,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:31:15,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:31:15,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:31:15,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:31:15,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:31:15,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:31:15,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:31:15,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:31:15,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:31:15,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:31:15,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:31:15,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:31:15,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:31:15,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:31:15,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:31:15,796 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:31:15,856 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:31:15,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:31:15,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:31:15,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:31:15,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:31:15,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:31:15,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:31:15,864 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:31:15,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:31:15,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:31:15,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:31:15,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:31:15,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:31:15,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:31:15,867 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:31:15,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:31:15,868 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:31:15,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:31:15,868 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:31:15,869 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:31:15,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:31:15,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:15,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:31:15,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:31:15,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:31:15,870 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:31:15,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:31:15,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:31:15,871 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_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b86eed5380d57cac13df908fa4bd28a3c3af485a2a70f27e08920aaaec0ccb21 [2021-11-23 00:31:16,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:31:16,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:31:16,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:31:16,292 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:31:16,293 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:31:16,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2021-11-23 00:31:16,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/data/8fc95a7c9/1c9f25a682324d3684d881b94d485f88/FLAG04bdd40f9 [2021-11-23 00:31:17,042 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:31:17,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c [2021-11-23 00:31:17,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/data/8fc95a7c9/1c9f25a682324d3684d881b94d485f88/FLAG04bdd40f9 [2021-11-23 00:31:17,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/data/8fc95a7c9/1c9f25a682324d3684d881b94d485f88 [2021-11-23 00:31:17,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:31:17,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:31:17,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:17,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:31:17,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:31:17,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:17" (1/1) ... [2021-11-23 00:31:17,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9bbef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:17, skipping insertion in model container [2021-11-23 00:31:17,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:17" (1/1) ... [2021-11-23 00:31:17,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:31:17,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:31:17,823 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_79f6d2fe-b26d-400b-be64-da3163bb7ac8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c[6696,6709] [2021-11-23 00:31:17,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:17,903 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:31:17,965 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_79f6d2fe-b26d-400b-be64-da3163bb7ac8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+cfa-reducer.c[6696,6709] [2021-11-23 00:31:18,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:18,031 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:31:18,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18 WrapperNode [2021-11-23 00:31:18,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:18,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:18,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:31:18,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:31:18,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,110 INFO L137 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 496 [2021-11-23 00:31:18,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:18,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:31:18,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:31:18,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:31:18,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:31:18,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:31:18,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:31:18,165 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:31:18,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:18" (1/1) ... [2021-11-23 00:31:18,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:18,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:31:18,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:31:18,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f6d2fe-b26d-400b-be64-da3163bb7ac8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:31:18,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:31:18,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:31:18,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:31:18,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:31:18,421 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:31:18,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:31:19,135 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:31:19,384 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:31:19,385 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:31:19,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:19 BoogieIcfgContainer [2021-11-23 00:31:19,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:31:19,393 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:31:19,394 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:31:19,407 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:31:19,408 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:19" (1/1) ... [2021-11-23 00:31:19,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:31:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 89 states and 152 transitions. [2021-11-23 00:31:19,500 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 152 transitions. [2021-11-23 00:31:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:31:19,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 91 states and 154 transitions. [2021-11-23 00:31:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 154 transitions. [2021-11-23 00:31:20,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:31:20,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 98 states and 166 transitions. [2021-11-23 00:31:20,498 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 166 transitions. [2021-11-23 00:31:20,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:31:20,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 166 transitions. [2021-11-23 00:31:20,685 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 166 transitions. [2021-11-23 00:31:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:31:20,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 111 states and 187 transitions. [2021-11-23 00:31:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 187 transitions. [2021-11-23 00:31:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:31:21,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 112 states and 187 transitions. [2021-11-23 00:31:21,282 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 187 transitions. [2021-11-23 00:31:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:31:21,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:21,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 113 states and 187 transitions. [2021-11-23 00:31:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 187 transitions. [2021-11-23 00:31:21,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:31:21,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 130 states and 217 transitions. [2021-11-23 00:31:22,037 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 217 transitions. [2021-11-23 00:31:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:31:22,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 131 states and 217 transitions. [2021-11-23 00:31:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 217 transitions. [2021-11-23 00:31:22,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:31:22,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:22,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 132 states and 217 transitions. [2021-11-23 00:31:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 217 transitions. [2021-11-23 00:31:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:31:22,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:22,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2021-11-23 00:31:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2021-11-23 00:31:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:31:22,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 155 states and 256 transitions. [2021-11-23 00:31:23,129 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 256 transitions. [2021-11-23 00:31:23,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:31:23,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 156 states and 256 transitions. [2021-11-23 00:31:23,192 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 256 transitions. [2021-11-23 00:31:23,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:31:23,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 157 states and 256 transitions. [2021-11-23 00:31:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 256 transitions. [2021-11-23 00:31:23,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:31:23,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 158 states and 256 transitions. [2021-11-23 00:31:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 256 transitions. [2021-11-23 00:31:23,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:31:23,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 159 states and 256 transitions. [2021-11-23 00:31:23,395 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 256 transitions. [2021-11-23 00:31:23,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:31:23,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 186 states and 304 transitions. [2021-11-23 00:31:24,616 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 304 transitions. [2021-11-23 00:31:24,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:31:24,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 187 states and 304 transitions. [2021-11-23 00:31:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 304 transitions. [2021-11-23 00:31:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:31:24,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 188 states and 304 transitions. [2021-11-23 00:31:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 304 transitions. [2021-11-23 00:31:24,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:31:24,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:24,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 189 states and 304 transitions. [2021-11-23 00:31:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 304 transitions. [2021-11-23 00:31:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:31:24,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:24,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 190 states and 304 transitions. [2021-11-23 00:31:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 304 transitions. [2021-11-23 00:31:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:31:24,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-23 00:31:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-23 00:31:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:31:24,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:30,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 223 states and 362 transitions. [2021-11-23 00:31:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 362 transitions. [2021-11-23 00:31:30,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:31:30,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:30,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 224 states and 362 transitions. [2021-11-23 00:31:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 362 transitions. [2021-11-23 00:31:30,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:31:30,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:31,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 225 states and 362 transitions. [2021-11-23 00:31:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 362 transitions. [2021-11-23 00:31:31,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:31:31,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:31,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 226 states and 362 transitions. [2021-11-23 00:31:31,310 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 362 transitions. [2021-11-23 00:31:31,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:31:31,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 227 states and 362 transitions. [2021-11-23 00:31:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 362 transitions. [2021-11-23 00:31:31,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:31:31,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 228 states and 362 transitions. [2021-11-23 00:31:31,622 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 362 transitions. [2021-11-23 00:31:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:31:31,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:31,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 229 states and 362 transitions. [2021-11-23 00:31:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 362 transitions. [2021-11-23 00:31:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:31,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 262 states and 422 transitions. [2021-11-23 00:31:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 422 transitions. [2021-11-23 00:31:38,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:38,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:40,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:52,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:52,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 296 states and 482 transitions. [2021-11-23 00:31:52,016 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 482 transitions. [2021-11-23 00:31:52,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:52,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:52,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:52,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:52,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 297 states and 482 transitions. [2021-11-23 00:31:52,142 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 482 transitions. [2021-11-23 00:31:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:52,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:52,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 298 states and 482 transitions. [2021-11-23 00:31:52,355 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 482 transitions. [2021-11-23 00:31:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:52,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:52,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 299 states and 485 transitions. [2021-11-23 00:31:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 485 transitions. [2021-11-23 00:31:53,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:53,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 300 states and 485 transitions. [2021-11-23 00:31:53,578 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 485 transitions. [2021-11-23 00:31:53,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:53,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 301 states and 485 transitions. [2021-11-23 00:31:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 485 transitions. [2021-11-23 00:31:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:53,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 302 states and 485 transitions. [2021-11-23 00:31:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 485 transitions. [2021-11-23 00:31:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:53,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 303 states and 485 transitions. [2021-11-23 00:31:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 485 transitions. [2021-11-23 00:31:54,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:54,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 304 states and 485 transitions. [2021-11-23 00:31:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 485 transitions. [2021-11-23 00:31:54,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:54,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 305 states and 485 transitions. [2021-11-23 00:31:54,392 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 485 transitions. [2021-11-23 00:31:54,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:54,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:54,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 306 states and 485 transitions. [2021-11-23 00:31:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 485 transitions. [2021-11-23 00:31:54,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:54,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:55,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:55,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 307 states and 488 transitions. [2021-11-23 00:31:55,856 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 488 transitions. [2021-11-23 00:31:55,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:31:55,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:55,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:56,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 308 states and 488 transitions. [2021-11-23 00:31:56,326 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 488 transitions. [2021-11-23 00:31:56,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:31:56,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:10,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:10,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 321 states and 511 transitions. [2021-11-23 00:32:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 511 transitions. [2021-11-23 00:32:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:32:10,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:10,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:11,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:27,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:27,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 324 states and 516 transitions. [2021-11-23 00:32:27,295 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 516 transitions. [2021-11-23 00:32:27,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:32:27,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:27,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:27,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:52,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:52,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 347 states and 560 transitions. [2021-11-23 00:32:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 560 transitions. [2021-11-23 00:32:52,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:32:52,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:52,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:56,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 351 states and 576 transitions. [2021-11-23 00:32:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 576 transitions. [2021-11-23 00:32:56,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:32:56,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 402 states and 730 transitions. [2021-11-23 00:37:30,369 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 730 transitions. [2021-11-23 00:37:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:37:30,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:30,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:39:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:43,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 430 states and 795 transitions. [2021-11-23 00:39:43,551 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 795 transitions. [2021-11-23 00:39:43,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:39:43,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:43,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:43,598 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:39:46,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 431 states and 801 transitions. [2021-11-23 00:39:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 801 transitions. [2021-11-23 00:39:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:39:46,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:39:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 432 states and 801 transitions. [2021-11-23 00:39:49,468 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 801 transitions. [2021-11-23 00:39:49,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:39:49,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:49,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:51,166 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:41:37,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 450 states and 845 transitions. [2021-11-23 00:41:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 845 transitions. [2021-11-23 00:41:37,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:41:37,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:37,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:41:42,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 451 states and 845 transitions. [2021-11-23 00:41:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 845 transitions. [2021-11-23 00:41:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:41:42,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:42,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:42:35,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 465 states and 875 transitions. [2021-11-23 00:42:35,808 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 875 transitions. [2021-11-23 00:42:35,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:42:35,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:35,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.