./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.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_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/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_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/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_8b7729b3-e428-4c72-b504-12a7446fd26e/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 92be10af768295be2ee9c176bac2a7de85c1afeb202e4b441d20022190d8e93f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:51:03,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:51:03,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:51:03,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:51:03,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:51:03,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:51:03,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:51:03,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:51:03,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:51:03,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:51:03,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:51:03,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:51:03,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:51:03,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:51:03,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:51:03,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:51:03,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:51:03,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:51:03,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:51:03,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:51:03,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:51:03,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:51:03,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:51:03,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:51:03,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:51:03,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:51:03,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:51:03,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:51:03,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:51:03,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:51:03,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:51:03,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:51:03,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:51:03,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:51:03,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:51:03,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:51:03,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:51:03,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:51:03,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:51:03,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:51:03,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:51:03,853 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:51:03,908 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:51:03,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:51:03,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:51:03,911 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:51:03,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:51:03,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:51:03,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:51:03,913 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:51:03,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:51:03,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:51:03,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:51:03,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:51:03,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:51:03,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:51:03,915 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:51:03,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:51:03,916 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:51:03,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:51:03,916 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:51:03,917 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:51:03,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:51:03,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:51:03,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:51:03,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:51:03,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:51:03,918 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:51:03,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:51:03,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:51:03,919 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_8b7729b3-e428-4c72-b504-12a7446fd26e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92be10af768295be2ee9c176bac2a7de85c1afeb202e4b441d20022190d8e93f [2021-11-23 00:51:04,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:51:04,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:51:04,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:51:04,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:51:04,330 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:51:04,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:51:04,406 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/data/d2753871f/ee7f24b84f5146dfb7d5a37e8c17d808/FLAG6f43d52f5 [2021-11-23 00:51:04,996 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:51:04,997 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:51:05,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/data/d2753871f/ee7f24b84f5146dfb7d5a37e8c17d808/FLAG6f43d52f5 [2021-11-23 00:51:05,312 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/data/d2753871f/ee7f24b84f5146dfb7d5a37e8c17d808 [2021-11-23 00:51:05,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:51:05,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:51:05,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:51:05,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:51:05,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:51:05,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6bc9ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05, skipping insertion in model container [2021-11-23 00:51:05,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:51:05,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:51:05,643 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_8b7729b3-e428-4c72-b504-12a7446fd26e/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c[6043,6056] [2021-11-23 00:51:05,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:51:05,657 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:51:05,706 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_8b7729b3-e428-4c72-b504-12a7446fd26e/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c[6043,6056] [2021-11-23 00:51:05,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:51:05,723 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:51:05,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05 WrapperNode [2021-11-23 00:51:05,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:51:05,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:51:05,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:51:05,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:51:05,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,780 INFO L137 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 219 [2021-11-23 00:51:05,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:51:05,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:51:05,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:51:05,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:51:05,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:51:05,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:51:05,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:51:05,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:51:05,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:05" (1/1) ... [2021-11-23 00:51:05,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:51:05,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:51:05,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:51:05,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b7729b3-e428-4c72-b504-12a7446fd26e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:51:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:51:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:51:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:51:05,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:51:06,041 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:51:06,042 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:51:06,387 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:51:06,777 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:51:06,777 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:51:06,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:51:06 BoogieIcfgContainer [2021-11-23 00:51:06,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:51:06,782 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:51:06,783 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:51:06,794 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:51:06,795 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:51:06" (1/1) ... [2021-11-23 00:51:06,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:51:06,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 00:51:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 00:51:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:51:06,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,411 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 00:51:07,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 00:51:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 00:51:07,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:51:07,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:07,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,708 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 00:51:08,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 00:51:08,044 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 00:51:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:51:08,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,232 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 00:51:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2021-11-23 00:51:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2021-11-23 00:51:08,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:51:08,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,938 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 00:51:09,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:09,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 00:51:09,235 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 00:51:09,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:51:09,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:09,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 00:51:12,331 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 00:51:12,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:51:12,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:14,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2021-11-23 00:51:14,214 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2021-11-23 00:51:14,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:51:14,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:21,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:21,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-11-23 00:51:21,022 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-11-23 00:51:21,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:51:21,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:21,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2021-11-23 00:51:22,496 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2021-11-23 00:51:22,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:51:22,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:23,189 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:29,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:29,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 63 states and 119 transitions. [2021-11-23 00:51:29,195 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2021-11-23 00:51:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:51:29,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:29,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:29,957 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:36,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 74 states and 143 transitions. [2021-11-23 00:51:36,929 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2021-11-23 00:51:36,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:51:36,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,282 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 80 states and 155 transitions. [2021-11-23 00:51:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 155 transitions. [2021-11-23 00:51:39,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:51:39,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:40,083 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:40,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 81 states and 156 transitions. [2021-11-23 00:51:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 156 transitions. [2021-11-23 00:51:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:51:40,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:40,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:41,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 83 states and 159 transitions. [2021-11-23 00:51:41,993 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 159 transitions. [2021-11-23 00:51:41,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:51:41,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,137 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 84 states and 162 transitions. [2021-11-23 00:51:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 162 transitions. [2021-11-23 00:51:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:51:42,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,575 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 86 states and 166 transitions. [2021-11-23 00:51:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2021-11-23 00:51:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:51:43,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:43,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:43,681 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:51:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 86 states and 165 transitions. [2021-11-23 00:51:44,094 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 165 transitions. [2021-11-23 00:51:44,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:51:44,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:21,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 112 states and 228 transitions. [2021-11-23 00:52:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 228 transitions. [2021-11-23 00:52:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:52:21,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,251 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:29,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:29,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 116 states and 239 transitions. [2021-11-23 00:52:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 239 transitions. [2021-11-23 00:52:29,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:52:29,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:29,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:32,764 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:34,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 117 states and 239 transitions. [2021-11-23 00:52:34,016 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 239 transitions. [2021-11-23 00:52:34,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:52:34,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:34,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 142 states and 287 transitions. [2021-11-23 00:53:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 287 transitions. [2021-11-23 00:53:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:53:23,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:28,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 147 states and 303 transitions. [2021-11-23 00:53:28,650 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 303 transitions. [2021-11-23 00:53:28,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:53:28,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:28,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:43,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:43,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 153 states and 322 transitions. [2021-11-23 00:53:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 322 transitions. [2021-11-23 00:53:43,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:53:43,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:43,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,503 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:55,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 159 states and 335 transitions. [2021-11-23 00:53:55,209 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 335 transitions. [2021-11-23 00:53:55,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:53:55,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:55,441 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:01,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 165 states and 341 transitions. [2021-11-23 00:54:01,863 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 341 transitions. [2021-11-23 00:54:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:54:01,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:02,046 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 171 states and 352 transitions. [2021-11-23 00:54:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 352 transitions. [2021-11-23 00:54:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:54:11,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:14,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 172 states and 352 transitions. [2021-11-23 00:54:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 352 transitions. [2021-11-23 00:54:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:54:14,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:17,135 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 185 states and 404 transitions. [2021-11-23 00:54:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 404 transitions. [2021-11-23 00:54:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:54:43,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 192 states and 414 transitions. [2021-11-23 00:54:53,400 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 414 transitions. [2021-11-23 00:54:53,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:54:53,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:54,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 193 states and 416 transitions. [2021-11-23 00:54:54,951 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 416 transitions. [2021-11-23 00:54:54,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:54:54,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,133 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 190 states and 412 transitions. [2021-11-23 00:54:57,867 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 412 transitions. [2021-11-23 00:54:57,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:57,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 196 states and 430 transitions. [2021-11-23 00:55:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 430 transitions. [2021-11-23 00:55:06,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:06,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,004 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 197 states and 433 transitions. [2021-11-23 00:55:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 433 transitions. [2021-11-23 00:55:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:11,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:14,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 198 states and 436 transitions. [2021-11-23 00:55:14,043 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 436 transitions. [2021-11-23 00:55:14,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:14,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:22,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 204 states and 446 transitions. [2021-11-23 00:55:22,700 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 446 transitions. [2021-11-23 00:55:22,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:22,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,882 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 205 states and 447 transitions. [2021-11-23 00:55:24,771 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 447 transitions. [2021-11-23 00:55:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:24,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 210 states and 454 transitions. [2021-11-23 00:55:31,175 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 454 transitions. [2021-11-23 00:55:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:31,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,546 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:33,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 211 states and 454 transitions. [2021-11-23 00:55:33,073 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 454 transitions. [2021-11-23 00:55:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:33,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,349 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:36,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 213 states and 455 transitions. [2021-11-23 00:55:36,014 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 455 transitions. [2021-11-23 00:55:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:36,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 217 states and 461 transitions. [2021-11-23 00:55:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 461 transitions. [2021-11-23 00:55:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:40,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:42,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 218 states and 472 transitions. [2021-11-23 00:55:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 472 transitions. [2021-11-23 00:55:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:42,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:42,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 220 states and 472 transitions. [2021-11-23 00:55:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 472 transitions. [2021-11-23 00:55:45,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:55:45,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,137 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 261 states and 598 transitions. [2021-11-23 00:59:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 598 transitions. [2021-11-23 00:59:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:59:34,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:49,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:49,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 274 states and 628 transitions. [2021-11-23 01:00:49,167 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 628 transitions. [2021-11-23 01:00:49,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:00:49,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:49,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,729 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:37,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:37,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 282 states and 638 transitions. [2021-11-23 01:01:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 638 transitions. [2021-11-23 01:01:37,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:01:37,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:37,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:25,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 287 states and 645 transitions. [2021-11-23 01:02:25,136 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 645 transitions. [2021-11-23 01:02:25,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:02:25,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:46,927 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 288 states and 645 transitions. [2021-11-23 01:02:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 645 transitions. [2021-11-23 01:02:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:02:52,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat