./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_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_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/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_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/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_5320e730-5d7c-414e-b62d-4825e2820914/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 944b5ec42c2162154ede6c802018109a010424c3110973822c2880295480d39e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:52:49,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:52:49,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:52:49,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:52:49,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:52:49,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:52:49,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:52:49,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:52:49,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:52:49,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:52:49,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:52:49,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:52:49,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:52:49,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:52:49,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:52:49,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:52:49,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:52:49,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:52:49,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:52:49,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:52:49,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:52:49,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:52:49,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:52:49,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:52:49,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:52:49,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:52:49,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:52:49,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:52:49,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:52:49,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:52:49,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:52:49,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:52:49,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:52:49,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:52:49,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:52:49,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:52:49,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:52:49,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:52:49,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:52:49,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:52:49,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:52:49,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:52:49,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:52:49,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:52:49,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:52:49,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:52:49,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:52:49,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:52:49,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:52:49,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:52:49,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:52:49,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:52:49,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:52:49,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:52:49,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:52:49,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:52:49,554 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:52:49,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:52:49,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:52:49,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:52:49,555 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:52:49,555 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:52:49,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:52:49,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:52:49,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:52:49,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:52:49,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:52:49,557 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:52:49,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:52:49,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:52:49,558 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_5320e730-5d7c-414e-b62d-4825e2820914/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 944b5ec42c2162154ede6c802018109a010424c3110973822c2880295480d39e [2021-11-23 00:52:49,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:52:49,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:52:49,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:52:49,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:52:49,842 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:52:49,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-23 00:52:49,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/data/7f559a828/aabb64aa74fb4494ac8e9fb744e190e4/FLAG71ab8494d [2021-11-23 00:52:50,501 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:52:50,502 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-23 00:52:50,531 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/data/7f559a828/aabb64aa74fb4494ac8e9fb744e190e4/FLAG71ab8494d [2021-11-23 00:52:50,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/data/7f559a828/aabb64aa74fb4494ac8e9fb744e190e4 [2021-11-23 00:52:50,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:52:50,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:52:50,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:52:50,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:52:50,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:52:50,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:50" (1/1) ... [2021-11-23 00:52:50,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744971a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:50, skipping insertion in model container [2021-11-23 00:52:50,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:50" (1/1) ... [2021-11-23 00:52:50,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:52:50,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:52:51,332 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_5320e730-5d7c-414e-b62d-4825e2820914/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c[61047,61060] [2021-11-23 00:52:51,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:52:51,347 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:52:51,523 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_5320e730-5d7c-414e-b62d-4825e2820914/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c[61047,61060] [2021-11-23 00:52:51,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:52:51,541 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:52:51,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51 WrapperNode [2021-11-23 00:52:51,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:52:51,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:52:51,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:52:51,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:52:51,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,661 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2043 [2021-11-23 00:52:51,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:52:51,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:52:51,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:52:51,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:52:51,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:52:51,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:52:51,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:52:51,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:52:51,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:51" (1/1) ... [2021-11-23 00:52:51,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:52:51,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:52:51,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:52:51,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5320e730-5d7c-414e-b62d-4825e2820914/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:52:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:52:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:52:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:52:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:52:52,157 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:52:52,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:52:53,950 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:52:55,648 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:52:55,648 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:52:55,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:55 BoogieIcfgContainer [2021-11-23 00:52:55,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:52:55,655 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:52:55,655 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:52:55,665 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:52:55,666 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:52:55,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-23 00:52:55,794 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-23 00:52:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:52:55,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,975 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 00:52:57,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2021-11-23 00:52:57,270 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2021-11-23 00:52:57,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:52:57,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,749 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 00:52:58,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2021-11-23 00:52:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2021-11-23 00:52:58,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:52:58,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,630 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 00:52:59,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2021-11-23 00:52:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2021-11-23 00:52:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:52:59,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,572 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 00:53:00,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2021-11-23 00:53:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2021-11-23 00:53:00,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:53:00,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,699 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 00:53:01,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-23 00:53:01,786 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-23 00:53:01,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:53:01,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:02,182 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 00:53:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:03,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2021-11-23 00:53:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2021-11-23 00:53:03,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:53:03,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:03,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,225 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 00:53:05,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:05,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2021-11-23 00:53:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2021-11-23 00:53:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:53:05,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:05,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,515 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 00:53:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2021-11-23 00:53:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2021-11-23 00:53:09,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:53:09,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,882 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 00:53:10,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2021-11-23 00:53:10,219 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2021-11-23 00:53:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:53:10,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,350 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 00:53:10,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2021-11-23 00:53:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2021-11-23 00:53:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:53:10,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,711 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 00:53:14,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2021-11-23 00:53:14,756 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2021-11-23 00:53:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:53:14,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:15,103 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 00:53:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:15,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2021-11-23 00:53:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2021-11-23 00:53:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:53:15,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:15,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:17,238 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 00:53:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 519 states and 900 transitions. [2021-11-23 00:53:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 900 transitions. [2021-11-23 00:53:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 00:53:24,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:25,062 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 00:53:33,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 538 states and 938 transitions. [2021-11-23 00:53:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 938 transitions. [2021-11-23 00:53:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 00:53:33,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:33,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:33,797 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 00:53:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 539 states and 941 transitions. [2021-11-23 00:53:34,346 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 941 transitions. [2021-11-23 00:53:34,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:53:34,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:34,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:35,120 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 00:53:43,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 559 states and 982 transitions. [2021-11-23 00:53:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 982 transitions. [2021-11-23 00:53:43,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:53:43,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:43,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,019 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 00:53:44,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 561 states and 988 transitions. [2021-11-23 00:53:44,919 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 988 transitions. [2021-11-23 00:53:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:53:44,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,303 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 00:53:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 562 states and 990 transitions. [2021-11-23 00:53:45,925 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 990 transitions. [2021-11-23 00:53:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:53:45,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,829 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 00:53:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 583 states and 1032 transitions. [2021-11-23 00:53:56,309 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1032 transitions. [2021-11-23 00:53:56,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:53:56,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:56,727 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 00:53:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 586 states and 1040 transitions. [2021-11-23 00:53:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1040 transitions. [2021-11-23 00:53:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:53:58,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,549 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 00:53:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:59,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 587 states and 1041 transitions. [2021-11-23 00:53:59,106 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1041 transitions. [2021-11-23 00:53:59,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:53:59,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:59,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,547 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 00:54:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 588 states and 1046 transitions. [2021-11-23 00:54:00,377 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1046 transitions. [2021-11-23 00:54:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:54:00,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:00,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:01,263 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 00:54:11,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 610 states and 1091 transitions. [2021-11-23 00:54:11,544 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1091 transitions. [2021-11-23 00:54:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:54:11,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,815 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 00:54:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:13,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 613 states and 1101 transitions. [2021-11-23 00:54:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1101 transitions. [2021-11-23 00:54:13,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:54:13,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:13,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,688 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 00:54:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 614 states and 1102 transitions. [2021-11-23 00:54:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1102 transitions. [2021-11-23 00:54:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:54:14,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:14,693 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 00:54:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:15,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 615 states and 1103 transitions. [2021-11-23 00:54:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1103 transitions. [2021-11-23 00:54:15,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:54:15,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:15,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,627 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 00:54:16,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 616 states and 1104 transitions. [2021-11-23 00:54:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1104 transitions. [2021-11-23 00:54:16,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:54:16,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:16,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:16,652 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 00:54:17,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 617 states and 1105 transitions. [2021-11-23 00:54:17,276 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1105 transitions. [2021-11-23 00:54:17,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:54:17,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 633 states and 1146 transitions. [2021-11-23 00:54:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1146 transitions. [2021-11-23 00:54:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:54:27,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 635 states and 1148 transitions. [2021-11-23 00:54:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1148 transitions. [2021-11-23 00:54:29,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:54:29,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,351 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:31,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 639 states and 1153 transitions. [2021-11-23 00:54:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1153 transitions. [2021-11-23 00:54:31,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:54:31,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:31,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 642 states and 1156 transitions. [2021-11-23 00:54:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1156 transitions. [2021-11-23 00:54:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:54:33,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:34,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:34,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 643 states and 1157 transitions. [2021-11-23 00:54:34,748 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1157 transitions. [2021-11-23 00:54:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:54:34,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:34,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:35,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 644 states and 1164 transitions. [2021-11-23 00:54:35,800 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1164 transitions. [2021-11-23 00:54:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:54:35,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,434 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:50,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 654 states and 1199 transitions. [2021-11-23 00:54:50,498 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1199 transitions. [2021-11-23 00:54:50,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:54:50,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:55,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 659 states and 1212 transitions. [2021-11-23 00:54:55,773 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1212 transitions. [2021-11-23 00:54:55,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:54:55,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,104 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:58,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 661 states and 1221 transitions. [2021-11-23 00:54:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1221 transitions. [2021-11-23 00:54:58,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:54:58,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,914 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 663 states and 1234 transitions. [2021-11-23 00:55:01,752 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1234 transitions. [2021-11-23 00:55:01,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:55:01,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 664 states and 1235 transitions. [2021-11-23 00:55:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1235 transitions. [2021-11-23 00:55:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:55:03,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 666 states and 1237 transitions. [2021-11-23 00:55:06,427 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1237 transitions. [2021-11-23 00:55:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:55:06,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,298 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 667 states and 1238 transitions. [2021-11-23 00:55:08,192 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1238 transitions. [2021-11-23 00:55:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:55:08,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 668 states and 1239 transitions. [2021-11-23 00:55:10,026 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1239 transitions. [2021-11-23 00:55:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:55:10,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,777 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 669 states and 1240 transitions. [2021-11-23 00:55:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1240 transitions. [2021-11-23 00:55:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:55:11,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,540 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 670 states and 1241 transitions. [2021-11-23 00:55:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1241 transitions. [2021-11-23 00:55:13,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:55:13,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 685 states and 1282 transitions. [2021-11-23 00:55:25,883 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1282 transitions. [2021-11-23 00:55:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:55:25,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,839 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:28,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 688 states and 1293 transitions. [2021-11-23 00:55:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1293 transitions. [2021-11-23 00:55:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:55:28,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 698 states and 1320 transitions. [2021-11-23 00:55:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1320 transitions. [2021-11-23 00:55:42,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:55:42,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:42,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:01,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 714 states and 1395 transitions. [2021-11-23 00:56:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1395 transitions. [2021-11-23 00:56:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:56:01,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,987 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 728 states and 1427 transitions. [2021-11-23 00:56:15,496 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1427 transitions. [2021-11-23 00:56:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:56:15,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,066 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:28,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 740 states and 1452 transitions. [2021-11-23 00:56:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1452 transitions. [2021-11-23 00:56:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:56:28,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 741 states and 1452 transitions. [2021-11-23 00:56:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1452 transitions. [2021-11-23 00:56:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:56:30,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 752 states and 1475 transitions. [2021-11-23 00:56:43,905 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1475 transitions. [2021-11-23 00:56:43,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:56:43,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:46,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 754 states and 1483 transitions. [2021-11-23 00:56:46,630 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1483 transitions. [2021-11-23 00:56:46,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:56:46,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:48,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 755 states and 1483 transitions. [2021-11-23 00:56:48,282 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1483 transitions. [2021-11-23 00:56:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:56:48,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:07,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 772 states and 1533 transitions. [2021-11-23 00:57:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1533 transitions. [2021-11-23 00:57:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:57:07,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 774 states and 1553 transitions. [2021-11-23 00:57:10,477 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1553 transitions. [2021-11-23 00:57:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:57:10,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:12,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 775 states and 1560 transitions. [2021-11-23 00:57:12,254 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1560 transitions. [2021-11-23 00:57:12,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:57:12,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 776 states and 1562 transitions. [2021-11-23 00:57:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1562 transitions. [2021-11-23 00:57:13,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:57:13,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 777 states and 1564 transitions. [2021-11-23 00:57:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1564 transitions. [2021-11-23 00:57:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:57:15,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 794 states and 1614 transitions. [2021-11-23 00:57:37,385 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1614 transitions. [2021-11-23 00:57:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:57:37,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 796 states and 1625 transitions. [2021-11-23 00:57:40,531 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1625 transitions. [2021-11-23 00:57:40,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:57:40,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 798 states and 1636 transitions. [2021-11-23 00:57:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1636 transitions. [2021-11-23 00:57:43,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:57:43,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:46,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 800 states and 1648 transitions. [2021-11-23 00:57:46,686 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1648 transitions. [2021-11-23 00:57:46,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:57:46,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,371 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:09,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 810 states and 1679 transitions. [2021-11-23 00:58:09,249 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1679 transitions. [2021-11-23 00:58:09,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:58:09,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:19,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 816 states and 1698 transitions. [2021-11-23 00:58:19,492 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1698 transitions. [2021-11-23 00:58:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:58:19,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:19,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,714 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:28,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 821 states and 1715 transitions. [2021-11-23 00:58:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1715 transitions. [2021-11-23 00:58:28,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:58:28,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,254 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 825 states and 1730 transitions. [2021-11-23 00:58:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1730 transitions. [2021-11-23 00:58:35,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:58:35,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 841 states and 1790 transitions. [2021-11-23 00:59:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1790 transitions. [2021-11-23 00:59:03,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:59:03,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,097 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:18,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 848 states and 1832 transitions. [2021-11-23 00:59:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1832 transitions. [2021-11-23 00:59:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:59:18,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:27,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 851 states and 1842 transitions. [2021-11-23 00:59:27,135 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1842 transitions. [2021-11-23 00:59:27,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:59:27,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:32,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 852 states and 1843 transitions. [2021-11-23 00:59:32,394 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1843 transitions. [2021-11-23 00:59:32,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:59:32,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 854 states and 1850 transitions. [2021-11-23 00:59:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1850 transitions. [2021-11-23 00:59:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:59:38,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,049 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:50,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 859 states and 1870 transitions. [2021-11-23 00:59:50,380 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1870 transitions. [2021-11-23 00:59:50,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:59:50,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:50,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 862 states and 1874 transitions. [2021-11-23 00:59:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1874 transitions. [2021-11-23 00:59:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:59:58,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:09,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 867 states and 1893 transitions. [2021-11-23 01:00:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1893 transitions. [2021-11-23 01:00:09,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:00:09,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 871 states and 1902 transitions. [2021-11-23 01:00:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1902 transitions. [2021-11-23 01:00:19,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:00:19,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,596 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 875 states and 1919 transitions. [2021-11-23 01:00:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1919 transitions. [2021-11-23 01:00:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:00:29,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:33,052 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:36,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 877 states and 1925 transitions. [2021-11-23 01:00:36,492 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1925 transitions. [2021-11-23 01:00:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:00:36,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:36,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:42,570 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:03,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 885 states and 1960 transitions. [2021-11-23 01:01:03,103 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1960 transitions. [2021-11-23 01:01:03,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:01:03,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:06,776 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:16,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:16,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 890 states and 1970 transitions. [2021-11-23 01:01:16,937 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1970 transitions. [2021-11-23 01:01:16,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:01:16,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:16,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,097 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 893 states and 1980 transitions. [2021-11-23 01:01:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1980 transitions. [2021-11-23 01:01:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:01:25,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:30,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 894 states and 1982 transitions. [2021-11-23 01:01:30,933 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1982 transitions. [2021-11-23 01:01:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:01:30,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 895 states and 1984 transitions. [2021-11-23 01:01:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1984 transitions. [2021-11-23 01:01:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:01:36,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:36,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:51,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 901 states and 2004 transitions. [2021-11-23 01:01:51,290 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2004 transitions. [2021-11-23 01:01:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:01:51,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:00,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 904 states and 2008 transitions. [2021-11-23 01:02:00,478 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 2008 transitions. [2021-11-23 01:02:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:00,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:00,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 905 states and 2009 transitions. [2021-11-23 01:02:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2009 transitions. [2021-11-23 01:02:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:06,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:06,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:09,239 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:17,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 909 states and 2026 transitions. [2021-11-23 01:02:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2026 transitions. [2021-11-23 01:02:17,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:17,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:17,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:24,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 911 states and 2028 transitions. [2021-11-23 01:02:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2028 transitions. [2021-11-23 01:02:24,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:24,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:28,147 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 912 states and 2029 transitions. [2021-11-23 01:02:30,015 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 2029 transitions. [2021-11-23 01:02:30,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:30,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:35,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 913 states and 2030 transitions. [2021-11-23 01:02:35,344 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2030 transitions. [2021-11-23 01:02:35,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:35,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,561 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 917 states and 2048 transitions. [2021-11-23 01:02:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2048 transitions. [2021-11-23 01:02:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:46,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 919 states and 2050 transitions. [2021-11-23 01:02:53,725 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2050 transitions. [2021-11-23 01:02:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:02:53,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:01,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:01,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 921 states and 2052 transitions. [2021-11-23 01:03:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2052 transitions. [2021-11-23 01:03:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:03:01,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:01,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 922 states and 2056 transitions. [2021-11-23 01:03:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2056 transitions. [2021-11-23 01:03:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:03:06,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:06,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,624 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 925 states and 2070 transitions. [2021-11-23 01:03:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2070 transitions. [2021-11-23 01:03:13,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:03:13,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:13,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat