./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/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_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/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_53d19bfd-c8d5-4700-b269-8721fff4a071/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 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:39:01,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:39:01,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:39:01,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:39:01,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:39:01,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:39:01,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:39:01,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:39:01,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:39:01,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:39:01,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:39:01,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:39:01,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:39:01,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:39:01,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:39:01,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:39:01,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:39:01,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:39:01,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:39:01,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:39:01,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:39:01,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:39:01,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:39:01,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:39:01,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:39:01,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:39:01,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:39:01,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:39:01,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:39:01,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:39:01,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:39:01,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:39:01,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:39:01,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:39:01,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:39:01,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:39:01,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:39:01,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:39:01,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:39:01,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:39:01,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:39:01,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:39:01,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:39:01,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:39:01,607 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:39:01,608 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:39:01,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:39:01,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:39:01,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:39:01,609 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:39:01,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:39:01,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:39:01,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:39:01,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:39:01,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:39:01,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:39:01,611 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:39:01,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:39:01,612 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:39:01,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:39:01,612 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:39:01,613 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:39:01,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:39:01,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:39:01,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:39:01,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:39:01,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:39:01,614 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:39:01,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:39:01,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:39:01,615 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_53d19bfd-c8d5-4700-b269-8721fff4a071/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 [2021-11-23 00:39:01,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:39:01,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:39:01,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:39:01,980 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:39:01,982 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:39:01,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2021-11-23 00:39:02,064 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/data/c348d38ed/67ab5305ed3d4b5f8740afe84cb461b0/FLAGd1b24a753 [2021-11-23 00:39:02,699 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:39:02,700 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2021-11-23 00:39:02,725 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/data/c348d38ed/67ab5305ed3d4b5f8740afe84cb461b0/FLAGd1b24a753 [2021-11-23 00:39:02,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/data/c348d38ed/67ab5305ed3d4b5f8740afe84cb461b0 [2021-11-23 00:39:02,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:39:02,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:39:02,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:39:02,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:39:02,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:39:02,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:39:02" (1/1) ... [2021-11-23 00:39:02,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f75e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:02, skipping insertion in model container [2021-11-23 00:39:02,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:39:02" (1/1) ... [2021-11-23 00:39:02,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:39:03,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:39:03,417 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_53d19bfd-c8d5-4700-b269-8721fff4a071/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2021-11-23 00:39:03,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:39:03,450 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:39:03,603 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_53d19bfd-c8d5-4700-b269-8721fff4a071/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2021-11-23 00:39:03,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:39:03,622 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:39:03,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03 WrapperNode [2021-11-23 00:39:03,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:39:03,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:39:03,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:39:03,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:39:03,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,710 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1000 [2021-11-23 00:39:03,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:39:03,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:39:03,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:39:03,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:39:03,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:39:03,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:39:03,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:39:03,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:39:03,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:03" (1/1) ... [2021-11-23 00:39:03,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:39:03,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:39:03,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:39:03,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d19bfd-c8d5-4700-b269-8721fff4a071/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:39:03,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:39:03,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:39:03,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:39:03,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:39:04,134 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:39:04,136 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:39:05,278 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:39:06,541 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:39:06,542 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:39:06,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:39:06 BoogieIcfgContainer [2021-11-23 00:39:06,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:39:06,548 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:39:06,548 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:39:06,561 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:39:06,562 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:39:06" (1/1) ... [2021-11-23 00:39:06,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:39:06,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:06,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:39:06,711 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:39:06,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:39:06,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:06,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:07,767 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 00:39:08,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-23 00:39:08,060 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-23 00:39:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:39:08,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:08,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:08,517 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 00:39:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-23 00:39:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-23 00:39:08,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:39:08,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:08,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,265 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 00:39:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-23 00:39:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-23 00:39:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:39:09,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:10,086 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 00:39:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-23 00:39:10,908 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-23 00:39:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:39:10,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:10,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:11,235 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 00:39:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-23 00:39:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-23 00:39:12,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:39:12,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:12,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:12,954 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 00:39:14,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-23 00:39:14,352 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-23 00:39:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:39:14,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:14,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:14,889 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 00:39:16,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:16,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-23 00:39:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-23 00:39:16,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:39:16,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:16,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:16,624 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 00:39:16,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:16,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-23 00:39:16,878 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-23 00:39:16,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:16,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:16,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:16,965 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 00:39:16,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:16,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 00:39:16,981 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 00:39:16,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:16,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:16,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:17,673 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 00:39:20,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-23 00:39:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-23 00:39:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:20,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:20,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:20,954 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 00:39:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:21,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 190 states and 312 transitions. [2021-11-23 00:39:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 312 transitions. [2021-11-23 00:39:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:39:21,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:21,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:22,621 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 00:39:28,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 207 states and 346 transitions. [2021-11-23 00:39:28,391 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 346 transitions. [2021-11-23 00:39:28,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:39:28,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:28,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:28,953 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 00:39:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 225 states and 381 transitions. [2021-11-23 00:39:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 381 transitions. [2021-11-23 00:39:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:39:35,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:35,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:35,528 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 00:39:35,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 226 states and 384 transitions. [2021-11-23 00:39:35,973 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 384 transitions. [2021-11-23 00:39:35,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:39:35,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:35,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:36,624 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 00:39:43,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:43,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 245 states and 422 transitions. [2021-11-23 00:39:43,986 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 422 transitions. [2021-11-23 00:39:43,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:39:43,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:43,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:44,308 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 00:39:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 247 states and 426 transitions. [2021-11-23 00:39:45,231 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 426 transitions. [2021-11-23 00:39:45,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:39:45,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,577 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 00:39:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 248 states and 430 transitions. [2021-11-23 00:39:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 430 transitions. [2021-11-23 00:39:46,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:39:46,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,815 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 00:39:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:52,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 263 states and 462 transitions. [2021-11-23 00:39:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 462 transitions. [2021-11-23 00:39:52,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:39:52,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:52,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:52,877 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 00:39:53,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 264 states and 463 transitions. [2021-11-23 00:39:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 463 transitions. [2021-11-23 00:39:53,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:39:53,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:53,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:53,552 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 00:39:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:54,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 266 states and 469 transitions. [2021-11-23 00:39:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 469 transitions. [2021-11-23 00:39:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:39:54,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:54,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:54,561 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 00:39:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 267 states and 470 transitions. [2021-11-23 00:39:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 470 transitions. [2021-11-23 00:39:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:39:55,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:55,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,655 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 00:40:01,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:01,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 282 states and 501 transitions. [2021-11-23 00:40:01,880 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 501 transitions. [2021-11-23 00:40:01,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:40:01,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:01,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:02,047 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 00:40:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 285 states and 506 transitions. [2021-11-23 00:40:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 506 transitions. [2021-11-23 00:40:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:40:03,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:03,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:03,918 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 00:40:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:04,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 287 states and 509 transitions. [2021-11-23 00:40:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 509 transitions. [2021-11-23 00:40:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:40:04,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:04,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:05,099 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 00:40:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 289 states and 516 transitions. [2021-11-23 00:40:06,030 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 516 transitions. [2021-11-23 00:40:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:06,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:06,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:07,547 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 00:40:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:16,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 310 states and 554 transitions. [2021-11-23 00:40:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 554 transitions. [2021-11-23 00:40:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:16,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:16,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:16,963 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 00:40:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 311 states and 557 transitions. [2021-11-23 00:40:17,709 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 557 transitions. [2021-11-23 00:40:17,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:17,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:17,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:18,571 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 00:40:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 314 states and 561 transitions. [2021-11-23 00:40:20,527 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 561 transitions. [2021-11-23 00:40:20,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:20,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:20,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:21,376 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 00:40:22,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 315 states and 562 transitions. [2021-11-23 00:40:22,116 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 562 transitions. [2021-11-23 00:40:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:22,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:22,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:22,863 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 00:40:23,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 316 states and 563 transitions. [2021-11-23 00:40:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 563 transitions. [2021-11-23 00:40:23,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:23,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:23,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:24,321 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 00:40:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:25,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 318 states and 569 transitions. [2021-11-23 00:40:25,845 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 569 transitions. [2021-11-23 00:40:25,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:25,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:25,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:26,624 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 00:40:27,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 319 states and 570 transitions. [2021-11-23 00:40:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 570 transitions. [2021-11-23 00:40:27,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:27,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:27,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,220 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 00:40:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 320 states and 571 transitions. [2021-11-23 00:40:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 571 transitions. [2021-11-23 00:40:29,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:40:29,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,608 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 00:40:30,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 321 states and 572 transitions. [2021-11-23 00:40:30,353 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 572 transitions. [2021-11-23 00:40:30,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:40:30,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:30,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:31,530 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 00:40:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 335 states and 605 transitions. [2021-11-23 00:40:38,576 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 605 transitions. [2021-11-23 00:40:38,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:40:38,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:38,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,467 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 00:40:40,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:40,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 337 states and 613 transitions. [2021-11-23 00:40:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 613 transitions. [2021-11-23 00:40:40,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:40:40,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:40,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:41,850 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 00:40:50,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:50,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 358 states and 644 transitions. [2021-11-23 00:40:50,497 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 644 transitions. [2021-11-23 00:40:50,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:40:50,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:50,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:52,123 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 00:41:05,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 373 states and 708 transitions. [2021-11-23 00:41:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 708 transitions. [2021-11-23 00:41:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:41:05,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,599 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:11,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:11,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 379 states and 719 transitions. [2021-11-23 00:41:11,863 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 719 transitions. [2021-11-23 00:41:11,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:41:11,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:11,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:17,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 387 states and 741 transitions. [2021-11-23 00:41:17,408 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 741 transitions. [2021-11-23 00:41:17,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:41:17,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:18,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 388 states and 747 transitions. [2021-11-23 00:41:18,488 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 747 transitions. [2021-11-23 00:41:18,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:41:18,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:19,637 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 00:41:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:28,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 399 states and 769 transitions. [2021-11-23 00:41:28,710 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 769 transitions. [2021-11-23 00:41:28,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:41:28,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:28,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:28,901 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 00:41:29,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:29,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 400 states and 772 transitions. [2021-11-23 00:41:29,787 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 772 transitions. [2021-11-23 00:41:29,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:41:29,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:29,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:32,334 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 00:41:45,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 416 states and 813 transitions. [2021-11-23 00:41:45,838 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 813 transitions. [2021-11-23 00:41:45,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:41:45,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:45,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:46,160 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 00:41:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 417 states and 817 transitions. [2021-11-23 00:41:47,084 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 817 transitions. [2021-11-23 00:41:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:41:47,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:01,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:01,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 432 states and 850 transitions. [2021-11-23 00:42:01,349 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 850 transitions. [2021-11-23 00:42:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:42:01,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:01,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:01,545 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:03,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 434 states and 861 transitions. [2021-11-23 00:42:03,496 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 861 transitions. [2021-11-23 00:42:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:42:03,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:03,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:03,752 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:06,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:06,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 436 states and 871 transitions. [2021-11-23 00:42:06,314 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 871 transitions. [2021-11-23 00:42:06,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:42:06,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:06,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:08,222 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 00:42:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:17,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 441 states and 890 transitions. [2021-11-23 00:42:17,790 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 890 transitions. [2021-11-23 00:42:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:42:17,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:17,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:18,252 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 00:42:19,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:19,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 442 states and 892 transitions. [2021-11-23 00:42:19,822 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 892 transitions. [2021-11-23 00:42:19,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:42:19,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:19,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:20,392 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 00:42:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:22,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 444 states and 903 transitions. [2021-11-23 00:42:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 903 transitions. [2021-11-23 00:42:22,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:22,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:22,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:24,238 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 00:42:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 457 states and 941 transitions. [2021-11-23 00:42:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 941 transitions. [2021-11-23 00:42:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:38,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:38,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:38,284 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 00:42:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 462 states and 974 transitions. [2021-11-23 00:42:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 974 transitions. [2021-11-23 00:42:44,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:44,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:44,326 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 00:42:45,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 463 states and 976 transitions. [2021-11-23 00:42:45,605 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 976 transitions. [2021-11-23 00:42:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:45,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:45,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:45,784 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 00:42:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 465 states and 979 transitions. [2021-11-23 00:42:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 979 transitions. [2021-11-23 00:42:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:48,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:48,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:48,656 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 00:42:52,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 469 states and 996 transitions. [2021-11-23 00:42:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 996 transitions. [2021-11-23 00:42:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:52,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:52,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:52,844 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 00:42:54,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 470 states and 1002 transitions. [2021-11-23 00:42:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1002 transitions. [2021-11-23 00:42:54,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:54,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:54,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:54,269 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 00:42:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 471 states and 1003 transitions. [2021-11-23 00:42:55,391 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1003 transitions. [2021-11-23 00:42:55,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:42:55,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:55,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:55,874 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 00:42:59,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:59,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 474 states and 1016 transitions. [2021-11-23 00:42:59,111 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1016 transitions. [2021-11-23 00:42:59,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:42:59,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:59,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:59,743 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 00:43:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 476 states and 1026 transitions. [2021-11-23 00:43:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1026 transitions. [2021-11-23 00:43:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:43:05,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:05,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:05,816 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 00:43:12,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 482 states and 1043 transitions. [2021-11-23 00:43:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1043 transitions. [2021-11-23 00:43:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:43:12,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:12,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:12,513 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 00:43:19,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:19,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 488 states and 1063 transitions. [2021-11-23 00:43:19,242 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1063 transitions. [2021-11-23 00:43:19,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:43:19,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:19,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:19,455 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 00:43:23,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:23,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 492 states and 1079 transitions. [2021-11-23 00:43:23,487 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1079 transitions. [2021-11-23 00:43:23,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:43:23,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:23,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:23,689 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 00:43:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:25,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 493 states and 1080 transitions. [2021-11-23 00:43:25,097 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1080 transitions. [2021-11-23 00:43:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:43:25,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:25,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:25,332 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 00:43:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 496 states and 1094 transitions. [2021-11-23 00:43:29,591 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1094 transitions. [2021-11-23 00:43:29,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:43:29,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:29,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:29,853 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 00:43:31,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:31,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 497 states and 1095 transitions. [2021-11-23 00:43:31,165 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1095 transitions. [2021-11-23 00:43:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:43:31,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:31,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:31,442 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 00:43:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 498 states and 1096 transitions. [2021-11-23 00:43:32,919 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1096 transitions. [2021-11-23 00:43:32,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:43:32,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:32,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:03,386 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 00:45:40,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:40,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 591 states and 1340 transitions. [2021-11-23 00:45:40,177 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1340 transitions. [2021-11-23 00:45:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:45:40,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:40,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:57,556 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 00:46:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 598 states and 1357 transitions. [2021-11-23 00:46:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1357 transitions. [2021-11-23 00:46:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:46:16,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:16,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:31,864 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 00:46:45,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:45,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 603 states and 1374 transitions. [2021-11-23 00:46:45,141 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1374 transitions. [2021-11-23 00:46:45,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:46:45,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:45,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:00,610 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 00:47:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 608 states and 1383 transitions. [2021-11-23 00:47:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1383 transitions. [2021-11-23 00:47:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:47:17,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:33,223 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 00:47:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:36,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 610 states and 1387 transitions. [2021-11-23 00:47:36,681 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1387 transitions. [2021-11-23 00:47:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:47:36,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:36,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,745 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 00:47:54,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:54,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 611 states and 1389 transitions. [2021-11-23 00:47:54,985 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1389 transitions. [2021-11-23 00:47:54,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:47:54,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:54,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,371 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 00:48:12,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 612 states and 1391 transitions. [2021-11-23 00:48:12,799 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1391 transitions. [2021-11-23 00:48:12,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:48:12,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:28,111 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 00:48:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:31,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 613 states and 1392 transitions. [2021-11-23 00:48:31,270 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1392 transitions. [2021-11-23 00:48:31,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:48:31,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:31,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:46,207 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 00:48:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 614 states and 1394 transitions. [2021-11-23 00:48:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1394 transitions. [2021-11-23 00:48:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:48:49,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:49,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:51,796 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:51,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 644 states and 1474 transitions. [2021-11-23 00:49:51,875 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1474 transitions. [2021-11-23 00:49:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:49:51,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:51,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:52,372 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:09,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 651 states and 1496 transitions. [2021-11-23 00:50:09,837 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1496 transitions. [2021-11-23 00:50:09,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:50:09,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:24,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 657 states and 1506 transitions. [2021-11-23 00:50:24,421 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1506 transitions. [2021-11-23 00:50:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:50:24,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:24,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:31,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 659 states and 1509 transitions. [2021-11-23 00:50:31,714 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1509 transitions. [2021-11-23 00:50:31,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:50:31,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,126 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:35,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 660 states and 1510 transitions. [2021-11-23 00:50:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1510 transitions. [2021-11-23 00:50:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:50:35,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:35,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.