./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.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_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/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_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/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_8bcd1386-33cd-4e82-8493-328098836fd0/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 80f9a5324ebd6f7f9b0f4370bb23b9787fd1aa3c807ea310f755bbaf1b53f47a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:31:14,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:31:14,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:31:14,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:31:14,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:31:14,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:31:14,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:31:14,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:31:14,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:31:14,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:31:14,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:31:14,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:31:14,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:31:14,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:31:14,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:31:14,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:31:14,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:31:14,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:31:14,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:31:14,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:31:14,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:31:14,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:31:14,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:31:14,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:31:14,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:31:14,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:31:14,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:31:14,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:31:14,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:31:14,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:31:14,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:31:14,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:31:14,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:31:14,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:31:14,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:31:14,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:31:14,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:31:14,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:31:14,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:31:14,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:31:14,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:31:14,570 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:31:14,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:31:14,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:31:14,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:31:14,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:31:14,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:31:14,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:31:14,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:31:14,601 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:31:14,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:31:14,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:31:14,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:31:14,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:31:14,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:31:14,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:31:14,602 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:31:14,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:31:14,603 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:31:14,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:31:14,603 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:31:14,603 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:31:14,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:31:14,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:14,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:31:14,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:31:14,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:31:14,604 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:31:14,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:31:14,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:31:14,605 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_8bcd1386-33cd-4e82-8493-328098836fd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f9a5324ebd6f7f9b0f4370bb23b9787fd1aa3c807ea310f755bbaf1b53f47a [2021-11-23 00:31:14,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:31:14,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:31:14,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:31:14,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:31:14,900 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:31:14,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2021-11-23 00:31:14,973 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/data/68d6a8770/56f00bf979374a3f9e8e9a24b5eb0a2a/FLAG2671e2f38 [2021-11-23 00:31:15,648 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:31:15,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2021-11-23 00:31:15,675 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/data/68d6a8770/56f00bf979374a3f9e8e9a24b5eb0a2a/FLAG2671e2f38 [2021-11-23 00:31:15,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/data/68d6a8770/56f00bf979374a3f9e8e9a24b5eb0a2a [2021-11-23 00:31:15,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:31:15,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:31:15,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:15,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:31:15,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:31:15,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:15" (1/1) ... [2021-11-23 00:31:15,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10840b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:15, skipping insertion in model container [2021-11-23 00:31:15,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:15" (1/1) ... [2021-11-23 00:31:15,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:31:16,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:31:16,407 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_8bcd1386-33cd-4e82-8493-328098836fd0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c[30998,31011] [2021-11-23 00:31:16,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:16,423 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:31:16,530 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_8bcd1386-33cd-4e82-8493-328098836fd0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c[30998,31011] [2021-11-23 00:31:16,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:16,547 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:31:16,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16 WrapperNode [2021-11-23 00:31:16,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:16,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:16,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:31:16,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:31:16,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,648 INFO L137 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1007 [2021-11-23 00:31:16,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:16,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:31:16,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:31:16,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:31:16,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:31:16,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:31:16,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:31:16,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:31:16,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:16" (1/1) ... [2021-11-23 00:31:16,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:16,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:31:16,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:31:16,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bcd1386-33cd-4e82-8493-328098836fd0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:31:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:31:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:31:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:31:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:31:17,048 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:31:17,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:31:18,015 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:31:19,097 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:31:19,097 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:31:19,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:19 BoogieIcfgContainer [2021-11-23 00:31:19,101 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:31:19,102 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:31:19,102 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:31:19,113 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:31:19,113 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:19" (1/1) ... [2021-11-23 00:31:19,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:31:19,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:31:19,218 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:31:19,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:31:19,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:20,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2021-11-23 00:31:20,332 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2021-11-23 00:31:20,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:31:20,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2021-11-23 00:31:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2021-11-23 00:31:21,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:31:21,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 149 states and 244 transitions. [2021-11-23 00:31:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2021-11-23 00:31:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:31:21,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:22,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 255 transitions. [2021-11-23 00:31:22,792 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2021-11-23 00:31:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:31:22,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 160 states and 268 transitions. [2021-11-23 00:31:23,840 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2021-11-23 00:31:23,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:31:23,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:26,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:26,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2021-11-23 00:31:26,037 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2021-11-23 00:31:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:31:26,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:26,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:27,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 175 states and 297 transitions. [2021-11-23 00:31:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 297 transitions. [2021-11-23 00:31:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:31:27,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:27,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:27,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:27,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-23 00:31:27,911 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-23 00:31:27,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:31:27,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:27,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:28,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 177 states and 298 transitions. [2021-11-23 00:31:28,039 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2021-11-23 00:31:28,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:31:28,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:28,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:30,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 188 states and 317 transitions. [2021-11-23 00:31:30,799 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 317 transitions. [2021-11-23 00:31:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:31:30,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 191 states and 321 transitions. [2021-11-23 00:31:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 321 transitions. [2021-11-23 00:31:31,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:31:31,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:32,394 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 00:31:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 208 states and 358 transitions. [2021-11-23 00:31:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 358 transitions. [2021-11-23 00:31:37,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:31:37,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:37,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:38,290 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:44,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 226 states and 397 transitions. [2021-11-23 00:31:44,561 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 397 transitions. [2021-11-23 00:31:44,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:31:44,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:44,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:45,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 227 states and 399 transitions. [2021-11-23 00:31:45,209 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 399 transitions. [2021-11-23 00:31:45,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:31:45,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:45,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:45,731 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 00:31:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 246 states and 439 transitions. [2021-11-23 00:31:52,524 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 439 transitions. [2021-11-23 00:31:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:31:52,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:52,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,744 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 00:31:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 247 states and 440 transitions. [2021-11-23 00:31:53,136 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 440 transitions. [2021-11-23 00:31:53,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:31:53,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,804 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:01,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:01,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 267 states and 483 transitions. [2021-11-23 00:32:01,077 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 483 transitions. [2021-11-23 00:32:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:01,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:01,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:01,387 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:01,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 268 states and 484 transitions. [2021-11-23 00:32:01,854 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 484 transitions. [2021-11-23 00:32:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:01,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:01,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:02,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:02,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 270 states and 490 transitions. [2021-11-23 00:32:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 490 transitions. [2021-11-23 00:32:02,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:02,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:02,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:03,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:03,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 271 states and 491 transitions. [2021-11-23 00:32:03,792 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 491 transitions. [2021-11-23 00:32:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:32:03,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:03,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:12,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:12,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 292 states and 534 transitions. [2021-11-23 00:32:12,439 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 534 transitions. [2021-11-23 00:32:12,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:32:12,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:12,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:12,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:14,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 296 states and 546 transitions. [2021-11-23 00:32:14,481 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 546 transitions. [2021-11-23 00:32:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:32:14,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:14,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:14,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:15,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 298 states and 549 transitions. [2021-11-23 00:32:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 549 transitions. [2021-11-23 00:32:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:32:15,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:15,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:15,844 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:16,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:16,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 299 states and 550 transitions. [2021-11-23 00:32:16,268 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 550 transitions. [2021-11-23 00:32:16,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:32:16,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:16,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:16,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:17,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:17,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 300 states and 556 transitions. [2021-11-23 00:32:17,011 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 556 transitions. [2021-11-23 00:32:17,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:32:17,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:17,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:19,041 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:29,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 322 states and 599 transitions. [2021-11-23 00:32:29,278 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 599 transitions. [2021-11-23 00:32:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:32:29,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:29,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 343 states and 636 transitions. [2021-11-23 00:32:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 636 transitions. [2021-11-23 00:32:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:32:37,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:37,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:39,117 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 351 states and 657 transitions. [2021-11-23 00:32:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 657 transitions. [2021-11-23 00:32:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:32:46,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:58,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 366 states and 719 transitions. [2021-11-23 00:32:58,531 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 719 transitions. [2021-11-23 00:32:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:32:58,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,844 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:03,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 372 states and 734 transitions. [2021-11-23 00:33:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 734 transitions. [2021-11-23 00:33:03,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:33:03,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:03,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,642 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:15,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:15,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 386 states and 768 transitions. [2021-11-23 00:33:15,363 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 768 transitions. [2021-11-23 00:33:15,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:33:15,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:15,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:15,975 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:20,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 393 states and 799 transitions. [2021-11-23 00:33:20,734 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 799 transitions. [2021-11-23 00:33:20,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:33:20,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:20,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:21,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:31,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:31,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 409 states and 840 transitions. [2021-11-23 00:33:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 840 transitions. [2021-11-23 00:33:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:33:31,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:31,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:35,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 415 states and 849 transitions. [2021-11-23 00:33:35,383 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 849 transitions. [2021-11-23 00:33:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:33:35,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:54,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 430 states and 884 transitions. [2021-11-23 00:33:54,050 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 884 transitions. [2021-11-23 00:33:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:33:54,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:54,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:54,804 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 438 states and 905 transitions. [2021-11-23 00:34:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 905 transitions. [2021-11-23 00:34:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:34:01,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,771 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:12,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 447 states and 923 transitions. [2021-11-23 00:34:12,877 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 923 transitions. [2021-11-23 00:34:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:34:12,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 443 states and 923 transitions. [2021-11-23 00:34:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 923 transitions. [2021-11-23 00:34:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:34:15,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:15,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:17,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 445 states and 935 transitions. [2021-11-23 00:34:17,833 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 935 transitions. [2021-11-23 00:34:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:34:17,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:17,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 454 states and 964 transitions. [2021-11-23 00:34:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 964 transitions. [2021-11-23 00:34:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:34:32,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:32,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:32,525 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:38,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:38,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 459 states and 985 transitions. [2021-11-23 00:34:38,026 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 985 transitions. [2021-11-23 00:34:38,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:34:38,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:38,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:42,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:42,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 463 states and 1002 transitions. [2021-11-23 00:34:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1002 transitions. [2021-11-23 00:34:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:34:42,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:42,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,250 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:54,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:54,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 472 states and 1030 transitions. [2021-11-23 00:34:54,440 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1030 transitions. [2021-11-23 00:34:54,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:34:54,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:54,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:59,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 477 states and 1050 transitions. [2021-11-23 00:34:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1050 transitions. [2021-11-23 00:34:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:34:59,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:59,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 481 states and 1066 transitions. [2021-11-23 00:35:04,040 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1066 transitions. [2021-11-23 00:35:04,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:35:04,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:04,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 482 states and 1073 transitions. [2021-11-23 00:35:05,242 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1073 transitions. [2021-11-23 00:35:05,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:35:05,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:05,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:06,081 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 484 states and 1082 transitions. [2021-11-23 00:35:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1082 transitions. [2021-11-23 00:35:11,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:35:11,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:11,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:17,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 490 states and 1103 transitions. [2021-11-23 00:35:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1103 transitions. [2021-11-23 00:35:17,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:35:17,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:17,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,217 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:23,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 495 states and 1123 transitions. [2021-11-23 00:35:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1123 transitions. [2021-11-23 00:35:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:35:23,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:23,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,651 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 499 states and 1139 transitions. [2021-11-23 00:35:27,540 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1139 transitions. [2021-11-23 00:35:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:35:27,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:03,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 537 states and 1235 transitions. [2021-11-23 00:36:03,723 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1235 transitions. [2021-11-23 00:36:03,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:36:03,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:03,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:05,676 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:16,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:16,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 547 states and 1268 transitions. [2021-11-23 00:36:16,526 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1268 transitions. [2021-11-23 00:36:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:36:16,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:16,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:18,338 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 549 states and 1276 transitions. [2021-11-23 00:36:21,730 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1276 transitions. [2021-11-23 00:36:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:36:21,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:21,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:28,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:28,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 552 states and 1285 transitions. [2021-11-23 00:36:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1285 transitions. [2021-11-23 00:36:28,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:36:28,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:28,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 553 states and 1289 transitions. [2021-11-23 00:36:32,392 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1289 transitions. [2021-11-23 00:36:32,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:36:32,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:38,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 557 states and 1302 transitions. [2021-11-23 00:36:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1302 transitions. [2021-11-23 00:36:38,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:36:38,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:45,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:45,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 561 states and 1316 transitions. [2021-11-23 00:36:45,596 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1316 transitions. [2021-11-23 00:36:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:36:45,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:45,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,309 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:52,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 565 states and 1330 transitions. [2021-11-23 00:36:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1330 transitions. [2021-11-23 00:36:52,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:36:52,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:52,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,480 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:40,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 595 states and 1395 transitions. [2021-11-23 00:37:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1395 transitions. [2021-11-23 00:37:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:37:40,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:40,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:43,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 596 states and 1400 transitions. [2021-11-23 00:37:43,105 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1400 transitions. [2021-11-23 00:37:43,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:37:43,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:43,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:58,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 606 states and 1441 transitions. [2021-11-23 00:37:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1441 transitions. [2021-11-23 00:37:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:37:58,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:58,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:07,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 612 states and 1459 transitions. [2021-11-23 00:38:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1459 transitions. [2021-11-23 00:38:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:38:07,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:07,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:10,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 613 states and 1460 transitions. [2021-11-23 00:38:10,571 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1460 transitions. [2021-11-23 00:38:10,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:38:10,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:11,322 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:18,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 618 states and 1476 transitions. [2021-11-23 00:38:18,396 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1476 transitions. [2021-11-23 00:38:18,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:38:18,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:18,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:19,341 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:26,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 623 states and 1487 transitions. [2021-11-23 00:38:26,089 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1487 transitions. [2021-11-23 00:38:26,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:38:26,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:26,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:51,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:51,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 644 states and 1523 transitions. [2021-11-23 00:38:51,762 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1523 transitions. [2021-11-23 00:38:51,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:38:51,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:51,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:52,038 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 660 states and 1573 transitions. [2021-11-23 00:39:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1573 transitions. [2021-11-23 00:39:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:39:14,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:14,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:14,776 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:22,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 666 states and 1585 transitions. [2021-11-23 00:39:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1585 transitions. [2021-11-23 00:39:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:39:22,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:22,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:55,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 692 states and 1647 transitions. [2021-11-23 00:39:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1647 transitions. [2021-11-23 00:39:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:39:55,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:55,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,771 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:17,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:17,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 707 states and 1691 transitions. [2021-11-23 00:40:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1691 transitions. [2021-11-23 00:40:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:40:17,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:17,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:17,889 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 708 states and 1694 transitions. [2021-11-23 00:40:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1694 transitions. [2021-11-23 00:40:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:40:20,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:20,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 709 states and 1695 transitions. [2021-11-23 00:40:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1695 transitions. [2021-11-23 00:40:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:40:22,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:22,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:26,343 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 734 states and 1748 transitions. [2021-11-23 00:40:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1748 transitions. [2021-11-23 00:40:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:40:56,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:56,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:56,408 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:12,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 743 states and 1771 transitions. [2021-11-23 00:41:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1771 transitions. [2021-11-23 00:41:12,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:41:12,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,832 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:39,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 779 states and 1822 transitions. [2021-11-23 00:41:39,723 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1822 transitions. [2021-11-23 00:41:39,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:41:39,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:39,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:42,462 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:56,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 788 states and 1841 transitions. [2021-11-23 00:41:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1841 transitions. [2021-11-23 00:41:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:41:56,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:56,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:14,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:14,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 797 states and 1858 transitions. [2021-11-23 00:42:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1858 transitions. [2021-11-23 00:42:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:42:14,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:14,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:28,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:28,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 806 states and 1870 transitions. [2021-11-23 00:42:28,960 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1870 transitions. [2021-11-23 00:42:28,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:42:28,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:28,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:29,705 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:40,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:40,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 815 states and 1887 transitions. [2021-11-23 00:42:40,519 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1887 transitions. [2021-11-23 00:42:40,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:42:40,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:40,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:47,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 817 states and 1898 transitions. [2021-11-23 00:42:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1898 transitions. [2021-11-23 00:42:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:42:47,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:47,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:13,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 827 states and 1916 transitions. [2021-11-23 00:43:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1916 transitions. [2021-11-23 00:43:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:43:13,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:13,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat