./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+nlh-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_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/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_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/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_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/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 db03244f437c604118fe4e6b7fad5fed51908f88ca97b14f50d7801b4370610e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:34:22,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:34:22,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:34:22,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:34:22,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:34:23,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:34:23,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:34:23,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:34:23,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:34:23,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:34:23,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:34:23,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:34:23,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:34:23,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:34:23,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:34:23,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:34:23,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:34:23,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:34:23,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:34:23,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:34:23,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:34:23,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:34:23,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:34:23,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:34:23,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:34:23,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:34:23,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:34:23,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:34:23,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:34:23,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:34:23,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:34:23,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:34:23,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:34:23,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:34:23,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:34:23,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:34:23,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:34:23,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:34:23,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:34:23,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:34:23,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:34:23,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:34:23,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:34:23,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:34:23,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:34:23,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:34:23,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:34:23,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:34:23,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:34:23,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:34:23,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:34:23,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:34:23,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:34:23,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:34:23,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:34:23,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:34:23,136 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:34:23,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:34:23,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:34:23,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:34:23,137 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:34:23,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:34:23,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:34:23,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:23,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:34:23,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:34:23,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:34:23,139 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:34:23,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:34:23,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:34:23,139 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_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db03244f437c604118fe4e6b7fad5fed51908f88ca97b14f50d7801b4370610e [2021-11-23 01:34:23,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:34:23,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:34:23,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:34:23,466 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:34:23,467 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:34:23,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2021-11-23 01:34:23,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/data/24d5d039b/cbfe8531dc714c749dbc73adae182dae/FLAG1497e75b9 [2021-11-23 01:34:24,069 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:34:24,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2021-11-23 01:34:24,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/data/24d5d039b/cbfe8531dc714c749dbc73adae182dae/FLAG1497e75b9 [2021-11-23 01:34:24,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/data/24d5d039b/cbfe8531dc714c749dbc73adae182dae [2021-11-23 01:34:24,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:34:24,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:34:24,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:24,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:34:24,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:34:24,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:24" (1/1) ... [2021-11-23 01:34:24,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217b337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:24, skipping insertion in model container [2021-11-23 01:34:24,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:24" (1/1) ... [2021-11-23 01:34:24,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:34:24,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:34:24,800 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_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[9243,9256] [2021-11-23 01:34:24,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:24,924 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:34:25,038 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_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[9243,9256] [2021-11-23 01:34:25,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:25,124 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:34:25,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25 WrapperNode [2021-11-23 01:34:25,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:25,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:25,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:34:25,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:34:25,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,215 INFO L137 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 744 [2021-11-23 01:34:25,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:25,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:34:25,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:34:25,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:34:25,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:34:25,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:34:25,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:34:25,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:34:25,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:25" (1/1) ... [2021-11-23 01:34:25,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:25,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:34:25,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:34:25,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f1f076e-eaa3-4b09-8590-ff15b3ccbc44/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:34:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:34:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:34:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:34:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:34:25,513 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:34:25,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:34:26,195 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:34:26,398 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:34:26,399 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:34:26,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:26 BoogieIcfgContainer [2021-11-23 01:34:26,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:34:26,402 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:34:26,403 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:34:26,413 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:34:26,413 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:26" (1/1) ... [2021-11-23 01:34:26,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:34:26,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:26,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 127 states and 221 transitions. [2021-11-23 01:34:26,497 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 221 transitions. [2021-11-23 01:34:26,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:34:26,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:26,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:26,918 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 01:34:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 139 states and 243 transitions. [2021-11-23 01:34:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 243 transitions. [2021-11-23 01:34:27,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:34:27,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:27,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:27,389 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 01:34:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 244 transitions. [2021-11-23 01:34:27,459 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 244 transitions. [2021-11-23 01:34:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:34:27,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:27,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:27,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:28,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 146 states and 255 transitions. [2021-11-23 01:34:28,042 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 255 transitions. [2021-11-23 01:34:28,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:34:28,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:28,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:28,115 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 01:34:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 147 states and 256 transitions. [2021-11-23 01:34:28,160 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 256 transitions. [2021-11-23 01:34:28,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:34:28,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:28,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:28,236 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 01:34:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:28,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 236 transitions. [2021-11-23 01:34:28,298 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 236 transitions. [2021-11-23 01:34:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:34:28,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:28,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:28,453 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 01:34:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:29,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 146 states and 255 transitions. [2021-11-23 01:34:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 255 transitions. [2021-11-23 01:34:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:34:29,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:29,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:29,258 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 01:34:29,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 143 states and 249 transitions. [2021-11-23 01:34:29,348 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 249 transitions. [2021-11-23 01:34:29,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:34:29,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:29,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:29,438 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 01:34:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 144 states and 250 transitions. [2021-11-23 01:34:29,485 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 250 transitions. [2021-11-23 01:34:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:34:29,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:29,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:29,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 235 transitions. [2021-11-23 01:34:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 235 transitions. [2021-11-23 01:34:29,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:34:29,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:29,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:29,740 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 01:34:31,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:31,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 140 states and 240 transitions. [2021-11-23 01:34:31,133 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 240 transitions. [2021-11-23 01:34:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:34:31,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:31,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:31,205 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 01:34:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:31,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 141 states and 241 transitions. [2021-11-23 01:34:31,254 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 241 transitions. [2021-11-23 01:34:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:34:31,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:31,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:31,322 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 01:34:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 222 transitions. [2021-11-23 01:34:31,373 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 222 transitions. [2021-11-23 01:34:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:34:31,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:31,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:31,550 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 01:34:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 130 states and 221 transitions. [2021-11-23 01:34:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2021-11-23 01:34:33,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:34:33,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:33,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:33,947 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 01:34:33,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:33,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 127 states and 215 transitions. [2021-11-23 01:34:33,992 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 215 transitions. [2021-11-23 01:34:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:34:33,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:33,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:34,214 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 01:34:36,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 127 states and 214 transitions. [2021-11-23 01:34:36,945 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 214 transitions. [2021-11-23 01:34:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:34:36,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:36,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:53,525 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 01:35:58,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:58,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 129 states and 215 transitions. [2021-11-23 01:35:58,065 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 215 transitions. [2021-11-23 01:35:58,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:35:58,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:58,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,426 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 01:38:59,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 133 states and 219 transitions. [2021-11-23 01:38:59,140 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2021-11-23 01:38:59,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:38:59,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,676 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 01:41:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:22,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-23 01:41:22,610 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-23 01:41:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:41:22,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:22,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:25,426 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 01:41:34,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:34,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 139 states and 224 transitions. [2021-11-23 01:41:34,747 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 224 transitions. [2021-11-23 01:41:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:41:34,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:34,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:03,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:03,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 148 states and 238 transitions. [2021-11-23 01:42:03,128 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 238 transitions. [2021-11-23 01:42:03,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:42:03,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:03,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:03,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:30,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 162 states and 262 transitions. [2021-11-23 01:42:30,523 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 262 transitions. [2021-11-23 01:42:30,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:42:30,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:30,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:30,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:30,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 163 states and 262 transitions. [2021-11-23 01:42:30,618 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 262 transitions. [2021-11-23 01:42:30,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:42:30,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:30,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:31,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 182 states and 296 transitions. [2021-11-23 01:42:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 296 transitions. [2021-11-23 01:42:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:42:57,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:57,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,276 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:57,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 183 states and 296 transitions. [2021-11-23 01:42:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 296 transitions. [2021-11-23 01:42:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:42:57,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:57,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:57,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 184 states and 296 transitions. [2021-11-23 01:42:57,404 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 296 transitions. [2021-11-23 01:42:57,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:42:57,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:57,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 208 states and 340 transitions. [2021-11-23 01:43:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 340 transitions. [2021-11-23 01:43:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:43:24,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:24,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 209 states and 340 transitions. [2021-11-23 01:43:24,712 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 340 transitions. [2021-11-23 01:43:24,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:43:24,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:24,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 210 states and 340 transitions. [2021-11-23 01:43:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 340 transitions. [2021-11-23 01:43:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:43:24,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:24,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 211 states and 340 transitions. [2021-11-23 01:43:24,891 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 340 transitions. [2021-11-23 01:43:24,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:24,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:50,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 240 states and 394 transitions. [2021-11-23 01:43:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 394 transitions. [2021-11-23 01:43:50,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:50,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:50,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:50,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:50,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 241 states and 394 transitions. [2021-11-23 01:43:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 394 transitions. [2021-11-23 01:43:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:50,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:50,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 242 states and 394 transitions. [2021-11-23 01:43:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 394 transitions. [2021-11-23 01:43:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:51,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:51,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:51,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:51,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 243 states and 394 transitions. [2021-11-23 01:43:51,148 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 394 transitions. [2021-11-23 01:43:51,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:51,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:51,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:51,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:51,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 244 states and 394 transitions. [2021-11-23 01:43:51,245 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 394 transitions. [2021-11-23 01:43:51,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:43:51,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:51,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:52,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 278 states and 458 transitions. [2021-11-23 01:44:17,311 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 458 transitions. [2021-11-23 01:44:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:44:17,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:17,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 279 states and 458 transitions. [2021-11-23 01:44:17,409 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 458 transitions. [2021-11-23 01:44:17,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:44:17,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:17,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 280 states and 458 transitions. [2021-11-23 01:44:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 458 transitions. [2021-11-23 01:44:17,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:44:17,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 281 states and 458 transitions. [2021-11-23 01:44:17,622 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 458 transitions. [2021-11-23 01:44:17,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:44:17,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:17,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 282 states and 458 transitions. [2021-11-23 01:44:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 458 transitions. [2021-11-23 01:44:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:44:17,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:17,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 283 states and 458 transitions. [2021-11-23 01:44:17,819 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 458 transitions. [2021-11-23 01:44:17,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:17,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:36,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 314 states and 520 transitions. [2021-11-23 01:44:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 520 transitions. [2021-11-23 01:44:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:36,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:36,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 315 states and 520 transitions. [2021-11-23 01:44:37,098 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 520 transitions. [2021-11-23 01:44:37,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:37,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:37,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 316 states and 520 transitions. [2021-11-23 01:44:37,238 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 520 transitions. [2021-11-23 01:44:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:37,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 317 states and 520 transitions. [2021-11-23 01:44:37,361 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 520 transitions. [2021-11-23 01:44:37,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:37,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:37,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 318 states and 520 transitions. [2021-11-23 01:44:37,478 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 520 transitions. [2021-11-23 01:44:37,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:37,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 319 states and 520 transitions. [2021-11-23 01:44:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 520 transitions. [2021-11-23 01:44:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:37,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 320 states and 520 transitions. [2021-11-23 01:44:37,711 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 520 transitions. [2021-11-23 01:44:37,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:44:37,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:38,113 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:59,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 353 states and 584 transitions. [2021-11-23 01:44:59,096 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 584 transitions. [2021-11-23 01:44:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:44:59,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:59,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:20,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 387 states and 649 transitions. [2021-11-23 01:45:20,455 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 649 transitions. [2021-11-23 01:45:20,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:20,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:22,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 388 states and 652 transitions. [2021-11-23 01:45:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 652 transitions. [2021-11-23 01:45:22,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:22,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:24,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:24,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 389 states and 652 transitions. [2021-11-23 01:45:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 652 transitions. [2021-11-23 01:45:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:24,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:24,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:25,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 390 states and 652 transitions. [2021-11-23 01:45:25,260 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 652 transitions. [2021-11-23 01:45:25,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:25,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:25,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 391 states and 652 transitions. [2021-11-23 01:45:25,379 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 652 transitions. [2021-11-23 01:45:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:25,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:25,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 392 states and 652 transitions. [2021-11-23 01:45:25,839 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 652 transitions. [2021-11-23 01:45:25,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:25,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,886 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 393 states and 652 transitions. [2021-11-23 01:45:25,952 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 652 transitions. [2021-11-23 01:45:25,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:25,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:28,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:28,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 394 states and 655 transitions. [2021-11-23 01:45:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 655 transitions. [2021-11-23 01:45:28,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:28,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:28,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:28,773 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 395 states and 655 transitions. [2021-11-23 01:45:30,298 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 655 transitions. [2021-11-23 01:45:30,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:30,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:30,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:32,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 396 states and 658 transitions. [2021-11-23 01:45:32,749 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 658 transitions. [2021-11-23 01:45:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:32,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:35,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 397 states and 658 transitions. [2021-11-23 01:45:35,174 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 658 transitions. [2021-11-23 01:45:35,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:35,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:35,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:35,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:35,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:35,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 398 states and 658 transitions. [2021-11-23 01:45:35,723 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 658 transitions. [2021-11-23 01:45:35,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:45:35,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:35,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 399 states and 658 transitions. [2021-11-23 01:45:35,837 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 658 transitions. [2021-11-23 01:45:35,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:45:35,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:35,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,601 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:46:53,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 419 states and 692 transitions. [2021-11-23 01:46:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 692 transitions. [2021-11-23 01:46:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:46:53,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.