./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive/recHanoi01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/recHanoi01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85b02fad28964214b0cd332ac12fce3136c6c5e9247130ab67f1c2c3baea22f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:43:49,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:43:49,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:43:49,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:43:49,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:43:49,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:43:49,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:43:49,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:43:49,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:43:49,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:43:49,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:43:49,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:43:49,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:43:49,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:43:49,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:43:49,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:43:49,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:43:49,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:43:49,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:43:49,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:43:49,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:43:49,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:43:49,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:43:49,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:43:49,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:43:49,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:43:49,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:43:49,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:43:49,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:43:49,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:43:49,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:43:49,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:43:49,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:43:49,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:43:49,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:43:49,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:43:49,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:43:49,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:43:49,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:43:49,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:43:49,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:43:49,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 22:43:49,669 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:43:49,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:43:49,670 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:43:49,671 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:43:49,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:43:49,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:43:49,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:43:49,672 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:43:49,673 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:43:49,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:43:49,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:43:49,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:43:49,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:43:49,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:43:49,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:43:49,675 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 22:43:49,676 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:43:49,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:43:49,676 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:43:49,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:43:49,676 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:43:49,677 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:43:49,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:43:49,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:43:49,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:43:49,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:43:49,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:43:49,678 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:43:49,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:43:49,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:43:49,680 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_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85b02fad28964214b0cd332ac12fce3136c6c5e9247130ab67f1c2c3baea22f9 [2021-11-13 22:43:49,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:43:49,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:43:49,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:43:49,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:43:49,987 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:43:49,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/recursive/recHanoi01.c [2021-11-13 22:43:50,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/data/0132c99c2/960f6d55226548739c06d760a1440bb4/FLAGac474cd5a [2021-11-13 22:43:50,609 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:43:50,609 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/sv-benchmarks/c/recursive/recHanoi01.c [2021-11-13 22:43:50,616 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/data/0132c99c2/960f6d55226548739c06d760a1440bb4/FLAGac474cd5a [2021-11-13 22:43:51,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/data/0132c99c2/960f6d55226548739c06d760a1440bb4 [2021-11-13 22:43:51,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:43:51,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:43:51,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:43:51,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:43:51,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:43:51,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59544947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51, skipping insertion in model container [2021-11-13 22:43:51,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:43:51,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:43:51,210 WARN L228 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_0271fd02-b4c5-4e93-a20e-77981e9269fc/sv-benchmarks/c/recursive/recHanoi01.c[1213,1226] [2021-11-13 22:43:51,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:43:51,220 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:43:51,238 WARN L228 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_0271fd02-b4c5-4e93-a20e-77981e9269fc/sv-benchmarks/c/recursive/recHanoi01.c[1213,1226] [2021-11-13 22:43:51,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:43:51,253 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:43:51,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51 WrapperNode [2021-11-13 22:43:51,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:43:51,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:43:51,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:43:51,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:43:51,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:43:51,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:43:51,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:43:51,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:43:51,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:43:51,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:43:51,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:43:51,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:43:51,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:43:51,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:43:51,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:43:51,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0271fd02-b4c5-4e93-a20e-77981e9269fc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:43:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure applyHanoi [2021-11-13 22:43:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure applyHanoi [2021-11-13 22:43:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2021-11-13 22:43:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2021-11-13 22:43:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:43:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:43:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:43:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:43:51,744 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:43:51,745 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 22:43:51,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:51 BoogieIcfgContainer [2021-11-13 22:43:51,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:43:51,749 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:43:51,749 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:43:51,759 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:43:51,760 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:51" (1/1) ... [2021-11-13 22:43:51,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:43:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:51,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2021-11-13 22:43:51,830 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2021-11-13 22:43:51,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 22:43:51,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:51,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:52,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:52,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 54 transitions. [2021-11-13 22:43:52,059 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2021-11-13 22:43:52,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 22:43:52,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:52,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 55 transitions. [2021-11-13 22:43:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2021-11-13 22:43:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 22:43:52,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:52,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:52,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:52,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 63 transitions. [2021-11-13 22:43:52,533 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2021-11-13 22:43:52,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 22:43:52,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:52,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:53,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 72 transitions. [2021-11-13 22:43:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2021-11-13 22:43:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 22:43:53,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:53,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 84 transitions. [2021-11-13 22:43:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2021-11-13 22:43:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 22:43:53,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:53,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:53,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:54,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 97 transitions. [2021-11-13 22:43:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2021-11-13 22:43:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 22:43:54,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:54,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:54,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:43:54,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:54,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 72 states and 99 transitions. [2021-11-13 22:43:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2021-11-13 22:43:54,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 22:43:54,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:54,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 108 transitions. [2021-11-13 22:43:55,729 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2021-11-13 22:43:55,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 22:43:55,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:55,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:55,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:43:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 111 transitions. [2021-11-13 22:43:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2021-11-13 22:43:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 22:43:56,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:56,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:57,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 125 transitions. [2021-11-13 22:43:57,159 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2021-11-13 22:43:57,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:43:57,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:57,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:57,276 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:58,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:58,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 92 states and 153 transitions. [2021-11-13 22:43:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 153 transitions. [2021-11-13 22:43:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:43:58,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:58,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:59,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:59,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 99 states and 177 transitions. [2021-11-13 22:43:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 177 transitions. [2021-11-13 22:43:59,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:43:59,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:59,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:59,073 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:59,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 101 states and 178 transitions. [2021-11-13 22:43:59,278 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 178 transitions. [2021-11-13 22:43:59,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:43:59,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:59,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:59,373 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:43:59,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 104 states and 187 transitions. [2021-11-13 22:43:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 187 transitions. [2021-11-13 22:43:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:43:59,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:59,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:59,964 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:00,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:00,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 106 states and 188 transitions. [2021-11-13 22:44:00,167 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 188 transitions. [2021-11-13 22:44:00,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:44:00,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:00,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 22:44:01,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 111 states and 221 transitions. [2021-11-13 22:44:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2021-11-13 22:44:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:44:01,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:01,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:01,499 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 22:44:01,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:01,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 111 states and 219 transitions. [2021-11-13 22:44:01,792 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2021-11-13 22:44:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:44:01,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:01,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:01,954 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:02,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 115 states and 229 transitions. [2021-11-13 22:44:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2021-11-13 22:44:02,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:44:02,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:02,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:03,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 117 states and 230 transitions. [2021-11-13 22:44:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 230 transitions. [2021-11-13 22:44:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:44:03,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:03,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:03,159 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 120 states and 241 transitions. [2021-11-13 22:44:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 241 transitions. [2021-11-13 22:44:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:44:03,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:03,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:03,522 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 22:44:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:03,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 120 states and 239 transitions. [2021-11-13 22:44:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2021-11-13 22:44:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:44:03,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:03,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:03,941 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 127 states and 258 transitions. [2021-11-13 22:44:05,269 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 258 transitions. [2021-11-13 22:44:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:44:05,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:05,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:05,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:44:07,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:07,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 136 states and 314 transitions. [2021-11-13 22:44:07,341 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 314 transitions. [2021-11-13 22:44:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:44:07,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:07,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:07,393 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:44:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:07,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 138 states and 351 transitions. [2021-11-13 22:44:07,757 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 351 transitions. [2021-11-13 22:44:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:44:07,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:07,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:09,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 141 states and 384 transitions. [2021-11-13 22:44:09,056 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 384 transitions. [2021-11-13 22:44:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:44:09,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:09,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:10,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 148 states and 424 transitions. [2021-11-13 22:44:10,342 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 424 transitions. [2021-11-13 22:44:10,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:44:10,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:10,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:10,380 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:10,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 151 states and 426 transitions. [2021-11-13 22:44:10,941 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 426 transitions. [2021-11-13 22:44:10,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:44:10,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:10,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:11,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:11,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 153 states and 427 transitions. [2021-11-13 22:44:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 427 transitions. [2021-11-13 22:44:11,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:44:11,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:11,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:11,476 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:44:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:12,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 156 states and 430 transitions. [2021-11-13 22:44:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 430 transitions. [2021-11-13 22:44:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:44:12,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:12,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:12,408 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:12,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 159 states and 432 transitions. [2021-11-13 22:44:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 432 transitions. [2021-11-13 22:44:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:44:12,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:12,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 22:44:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:14,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 162 states and 442 transitions. [2021-11-13 22:44:14,100 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 442 transitions. [2021-11-13 22:44:14,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:44:14,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:14,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-13 22:44:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 162 states and 440 transitions. [2021-11-13 22:44:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 440 transitions. [2021-11-13 22:44:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:44:14,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:14,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 166 states and 451 transitions. [2021-11-13 22:44:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 451 transitions. [2021-11-13 22:44:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:44:16,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:16,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:16,252 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:17,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 169 states and 453 transitions. [2021-11-13 22:44:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 453 transitions. [2021-11-13 22:44:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:44:17,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:17,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:17,186 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 22:44:18,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 174 states and 517 transitions. [2021-11-13 22:44:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 517 transitions. [2021-11-13 22:44:18,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:44:18,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:18,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 22:44:19,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:19,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 174 states and 515 transitions. [2021-11-13 22:44:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 515 transitions. [2021-11-13 22:44:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:44:19,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:19,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:21,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 181 states and 537 transitions. [2021-11-13 22:44:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 537 transitions. [2021-11-13 22:44:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:44:21,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:21,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:23,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:23,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 184 states and 585 transitions. [2021-11-13 22:44:23,155 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 585 transitions. [2021-11-13 22:44:23,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:44:23,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:23,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:23,422 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:24,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:24,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 191 states and 633 transitions. [2021-11-13 22:44:24,974 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 633 transitions. [2021-11-13 22:44:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:44:24,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:24,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:25,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:25,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 194 states and 635 transitions. [2021-11-13 22:44:25,780 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 635 transitions. [2021-11-13 22:44:25,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:44:25,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:25,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:25,820 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:26,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:26,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 197 states and 637 transitions. [2021-11-13 22:44:26,545 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 637 transitions. [2021-11-13 22:44:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:44:26,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:26,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:26,588 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:26,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 199 states and 638 transitions. [2021-11-13 22:44:26,990 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 638 transitions. [2021-11-13 22:44:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:44:26,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:26,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:27,482 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:28,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:28,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 202 states and 640 transitions. [2021-11-13 22:44:28,299 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 640 transitions. [2021-11-13 22:44:28,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:44:28,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:28,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:28,695 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:44:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 208 states and 790 transitions. [2021-11-13 22:44:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 790 transitions. [2021-11-13 22:44:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:44:31,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:31,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:44:32,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:32,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 209 states and 871 transitions. [2021-11-13 22:44:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 871 transitions. [2021-11-13 22:44:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:44:32,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:32,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:32,961 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 22:44:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:34,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 212 states and 893 transitions. [2021-11-13 22:44:34,381 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 893 transitions. [2021-11-13 22:44:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:44:34,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:34,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-13 22:44:34,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 213 states and 895 transitions. [2021-11-13 22:44:34,841 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 895 transitions. [2021-11-13 22:44:34,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:44:34,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:34,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 220 states and 910 transitions. [2021-11-13 22:44:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 910 transitions. [2021-11-13 22:44:38,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:44:38,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:38,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:38,550 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:44:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 226 states and 1092 transitions. [2021-11-13 22:44:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 1092 transitions. [2021-11-13 22:44:41,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:44:41,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:41,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:41,348 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:44:43,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:43,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 227 states and 1194 transitions. [2021-11-13 22:44:43,010 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1194 transitions. [2021-11-13 22:44:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:44:43,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:43,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:43,034 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 22:44:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 230 states and 1230 transitions. [2021-11-13 22:44:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1230 transitions. [2021-11-13 22:44:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:44:44,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:44,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:44,288 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-13 22:44:44,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:44,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 230 states and 1226 transitions. [2021-11-13 22:44:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1226 transitions. [2021-11-13 22:44:44,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:44:44,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:44,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:45,177 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 237 states and 1252 transitions. [2021-11-13 22:44:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1252 transitions. [2021-11-13 22:44:48,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:44:48,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:48,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:48,281 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:44:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:51,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 244 states and 1279 transitions. [2021-11-13 22:44:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1279 transitions. [2021-11-13 22:44:51,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:44:51,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:51,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:44:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:52,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 243 states and 1261 transitions. [2021-11-13 22:44:52,219 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 1261 transitions. [2021-11-13 22:44:52,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:52,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:52,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:54,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 246 states and 1369 transitions. [2021-11-13 22:44:54,571 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 1369 transitions. [2021-11-13 22:44:54,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:54,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:54,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 253 states and 1433 transitions. [2021-11-13 22:44:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 1433 transitions. [2021-11-13 22:44:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:56,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:56,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:56,918 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:58,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:58,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 256 states and 1438 transitions. [2021-11-13 22:44:58,410 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 1438 transitions. [2021-11-13 22:44:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:58,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:58,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:58,477 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:59,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:59,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 259 states and 1440 transitions. [2021-11-13 22:44:59,509 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 1440 transitions. [2021-11-13 22:44:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:59,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:59,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:59,565 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:00,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 261 states and 1441 transitions. [2021-11-13 22:45:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1441 transitions. [2021-11-13 22:45:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:45:00,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:00,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:00,108 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:01,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:01,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 264 states and 1443 transitions. [2021-11-13 22:45:01,244 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 1443 transitions. [2021-11-13 22:45:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:45:01,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:01,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 70 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:03,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 267 states and 1445 transitions. [2021-11-13 22:45:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1445 transitions. [2021-11-13 22:45:03,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:45:03,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:03,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-13 22:45:03,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 270 states and 1453 transitions. [2021-11-13 22:45:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 1453 transitions. [2021-11-13 22:45:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:45:03,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:03,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-13 22:45:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 273 states and 1461 transitions. [2021-11-13 22:45:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1461 transitions. [2021-11-13 22:45:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:45:04,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:04,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:04,592 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:45:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:07,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 277 states and 1500 transitions. [2021-11-13 22:45:07,496 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1500 transitions. [2021-11-13 22:45:07,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:45:07,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:07,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-13 22:45:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:09,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 280 states and 1538 transitions. [2021-11-13 22:45:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 1538 transitions. [2021-11-13 22:45:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:45:09,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:09,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:09,400 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:45:10,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:10,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 280 states and 1537 transitions. [2021-11-13 22:45:10,156 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 1537 transitions. [2021-11-13 22:45:10,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:45:10,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:10,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:10,174 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-13 22:45:10,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:10,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 281 states and 1539 transitions. [2021-11-13 22:45:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1539 transitions. [2021-11-13 22:45:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:45:10,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:10,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:11,171 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:13,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:13,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 285 states and 1553 transitions. [2021-11-13 22:45:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 1553 transitions. [2021-11-13 22:45:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:45:13,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:13,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:13,868 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:45:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:15,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 284 states and 1528 transitions. [2021-11-13 22:45:15,288 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 1528 transitions. [2021-11-13 22:45:15,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:45:15,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:15,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:15,323 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 287 states and 1530 transitions. [2021-11-13 22:45:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1530 transitions. [2021-11-13 22:45:16,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:45:16,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:16,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:16,928 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:45:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:18,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 291 states and 1566 transitions. [2021-11-13 22:45:18,759 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 1566 transitions. [2021-11-13 22:45:18,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:45:18,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:18,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 29 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-13 22:45:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 294 states and 1604 transitions. [2021-11-13 22:45:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1604 transitions. [2021-11-13 22:45:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:45:20,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:20,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:20,379 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 22:45:21,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 294 states and 1600 transitions. [2021-11-13 22:45:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1600 transitions. [2021-11-13 22:45:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:45:21,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:21,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:21,225 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:45:21,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 294 states and 1599 transitions. [2021-11-13 22:45:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1599 transitions. [2021-11-13 22:45:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:45:21,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:21,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:22,330 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:26,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:26,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 301 states and 1628 transitions. [2021-11-13 22:45:26,104 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1628 transitions. [2021-11-13 22:45:26,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:45:26,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:26,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:26,290 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:45:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:26,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 300 states and 1604 transitions. [2021-11-13 22:45:26,875 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1604 transitions. [2021-11-13 22:45:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 22:45:26,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:26,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 22:45:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 307 states and 1635 transitions. [2021-11-13 22:45:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1635 transitions. [2021-11-13 22:45:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:45:31,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:31,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:31,589 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 22:45:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:33,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 309 states and 1906 transitions. [2021-11-13 22:45:33,538 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 1906 transitions. [2021-11-13 22:45:33,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 22:45:33,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:33,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:33,582 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 22:45:34,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:34,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 309 states and 1905 transitions. [2021-11-13 22:45:34,857 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 1905 transitions. [2021-11-13 22:45:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 22:45:34,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:34,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:34,898 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 22:45:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:35,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 308 states and 1882 transitions. [2021-11-13 22:45:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1882 transitions. [2021-11-13 22:45:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 22:45:35,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:35,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:35,675 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 48 proven. 13 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 22:45:40,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 314 states and 2049 transitions. [2021-11-13 22:45:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 2049 transitions. [2021-11-13 22:45:40,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 22:45:40,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:40,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 34 proven. 13 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 22:45:42,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 314 states and 2048 transitions. [2021-11-13 22:45:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 2048 transitions. [2021-11-13 22:45:42,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 22:45:42,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:42,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 34 proven. 13 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 22:45:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:43,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 313 states and 2025 transitions. [2021-11-13 22:45:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 2025 transitions. [2021-11-13 22:45:43,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:45:43,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:43,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:43,298 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:46,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:46,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 316 states and 2177 transitions. [2021-11-13 22:45:46,247 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 2177 transitions. [2021-11-13 22:45:46,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:45:46,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:46,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:46,781 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:49,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 323 states and 2258 transitions. [2021-11-13 22:45:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 2258 transitions. [2021-11-13 22:45:49,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:45:49,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:49,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:51,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 326 states and 2263 transitions. [2021-11-13 22:45:51,324 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 2263 transitions. [2021-11-13 22:45:51,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:45:51,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:51,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 328 states and 2264 transitions. [2021-11-13 22:45:51,963 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 2264 transitions. [2021-11-13 22:45:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:45:51,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:51,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:53,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 331 states and 2266 transitions. [2021-11-13 22:45:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 2266 transitions. [2021-11-13 22:45:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:45:53,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:53,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:53,535 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:55,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 334 states and 2268 transitions. [2021-11-13 22:45:55,142 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 2268 transitions. [2021-11-13 22:45:55,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:45:55,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:55,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:55,191 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 337 states and 2270 transitions. [2021-11-13 22:45:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 2270 transitions. [2021-11-13 22:45:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 22:45:56,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:56,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:57,841 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 105 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:45:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:59,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 340 states and 2272 transitions. [2021-11-13 22:45:59,229 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 2272 transitions. [2021-11-13 22:45:59,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:45:59,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:59,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 98 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 22:46:03,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 344 states and 2320 transitions. [2021-11-13 22:46:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 2320 transitions. [2021-11-13 22:46:03,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:46:03,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:03,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:03,404 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-13 22:46:06,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 347 states and 2363 transitions. [2021-11-13 22:46:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 2363 transitions. [2021-11-13 22:46:06,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:46:06,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:06,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 98 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 22:46:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 347 states and 2362 transitions. [2021-11-13 22:46:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 2362 transitions. [2021-11-13 22:46:07,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:46:07,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:07,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-11-13 22:46:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 348 states and 2364 transitions. [2021-11-13 22:46:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 2364 transitions. [2021-11-13 22:46:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:46:08,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:08,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 98 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 22:46:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:10,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 348 states and 2363 transitions. [2021-11-13 22:46:10,075 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 2363 transitions. [2021-11-13 22:46:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:46:10,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:10,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:10,684 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:46:14,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 352 states and 2378 transitions. [2021-11-13 22:46:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 2378 transitions. [2021-11-13 22:46:14,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:46:14,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:14,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:14,552 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:46:16,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:16,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 355 states and 2380 transitions. [2021-11-13 22:46:16,554 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 2380 transitions. [2021-11-13 22:46:16,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:46:16,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:16,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:16,597 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:46:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 354 states and 2345 transitions. [2021-11-13 22:46:17,492 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 2345 transitions. [2021-11-13 22:46:17,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:46:17,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:17,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:17,540 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 70 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:46:23,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 360 states and 2397 transitions. [2021-11-13 22:46:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 2397 transitions. [2021-11-13 22:46:23,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:46:23,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:23,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 70 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:46:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:26,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 363 states and 2398 transitions. [2021-11-13 22:46:26,347 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 2398 transitions. [2021-11-13 22:46:26,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:46:26,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:26,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:46:29,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 367 states and 2434 transitions. [2021-11-13 22:46:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 2434 transitions. [2021-11-13 22:46:29,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:46:29,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:29,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:29,487 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:46:32,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:32,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 371 states and 2476 transitions. [2021-11-13 22:46:32,180 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 2476 transitions. [2021-11-13 22:46:32,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:46:32,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:32,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:32,209 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-13 22:46:34,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 374 states and 2535 transitions. [2021-11-13 22:46:34,624 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 2535 transitions. [2021-11-13 22:46:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:46:34,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:34,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-13 22:46:35,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 374 states and 2530 transitions. [2021-11-13 22:46:35,468 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 2530 transitions. [2021-11-13 22:46:35,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:46:35,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:35,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:36,139 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:46:41,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:41,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 381 states and 2563 transitions. [2021-11-13 22:46:41,322 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 2563 transitions. [2021-11-13 22:46:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:46:41,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:41,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:41,681 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:46:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 380 states and 2535 transitions. [2021-11-13 22:46:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 2535 transitions. [2021-11-13 22:46:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:46:42,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:42,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:42,710 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 70 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:46:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:45,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 382 states and 2694 transitions. [2021-11-13 22:46:45,284 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 2694 transitions. [2021-11-13 22:46:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:46:45,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:45,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:45,333 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 70 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:46:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 382 states and 2694 transitions. [2021-11-13 22:46:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 2694 transitions. [2021-11-13 22:46:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:46:45,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:45,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:45,770 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:46:46,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 381 states and 2664 transitions. [2021-11-13 22:46:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 2664 transitions. [2021-11-13 22:46:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:46:46,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:46,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-13 22:46:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 390 states and 2932 transitions. [2021-11-13 22:46:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 2932 transitions. [2021-11-13 22:46:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:46:54,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:54,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:54,365 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-13 22:46:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:56,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 392 states and 3177 transitions. [2021-11-13 22:46:56,262 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 3177 transitions. [2021-11-13 22:46:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:46:56,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:56,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-13 22:46:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 394 states and 3463 transitions. [2021-11-13 22:46:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 3463 transitions. [2021-11-13 22:46:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:46:58,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:58,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-13 22:47:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 396 states and 3760 transitions. [2021-11-13 22:47:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 3760 transitions. [2021-11-13 22:47:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:47:00,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:00,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:00,617 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 67 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 22:47:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:01,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 396 states and 3760 transitions. [2021-11-13 22:47:01,055 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 3760 transitions. [2021-11-13 22:47:01,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:47:01,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:01,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:47:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:03,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 396 states and 3759 transitions. [2021-11-13 22:47:03,060 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 3759 transitions. [2021-11-13 22:47:03,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:47:03,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:03,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-13 22:47:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 403 states and 3803 transitions. [2021-11-13 22:47:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 3803 transitions. [2021-11-13 22:47:09,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:47:09,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:09,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 67 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 22:47:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 403 states and 3803 transitions. [2021-11-13 22:47:10,050 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 3803 transitions. [2021-11-13 22:47:10,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:47:10,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:10,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:47:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 402 states and 3768 transitions. [2021-11-13 22:47:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3768 transitions. [2021-11-13 22:47:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:47:11,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:11,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:11,267 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:47:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:11,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 402 states and 3768 transitions. [2021-11-13 22:47:11,338 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3768 transitions. [2021-11-13 22:47:11,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:47:11,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:11,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:47:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:11,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 402 states and 3768 transitions. [2021-11-13 22:47:11,467 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3768 transitions. [2021-11-13 22:47:11,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:47:11,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:11,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-13 22:47:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:13,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 402 states and 3767 transitions. [2021-11-13 22:47:13,264 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3767 transitions. [2021-11-13 22:47:13,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:47:13,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:13,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 67 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 22:47:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 402 states and 3767 transitions. [2021-11-13 22:47:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3767 transitions. [2021-11-13 22:47:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:47:13,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:13,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:13,442 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-13 22:47:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:15,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 402 states and 3766 transitions. [2021-11-13 22:47:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3766 transitions. [2021-11-13 22:47:15,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:47:15,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:15,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:15,538 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:47:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:15,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 402 states and 3766 transitions. [2021-11-13 22:47:15,610 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3766 transitions. [2021-11-13 22:47:15,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:47:15,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:15,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:47:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 402 states and 3766 transitions. [2021-11-13 22:47:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3766 transitions. [2021-11-13 22:47:15,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:47:15,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:15,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 22:47:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 402 states and 3766 transitions. [2021-11-13 22:47:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3766 transitions. [2021-11-13 22:47:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:47:15,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:15,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:15,879 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-13 22:47:16,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:16,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4265 states to 401 states and 3731 transitions. [2021-11-13 22:47:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 3731 transitions. [2021-11-13 22:47:16,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:16,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:16,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:16,848 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 404 states and 4036 transitions. [2021-11-13 22:47:21,823 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 4036 transitions. [2021-11-13 22:47:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:21,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:21,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:26,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:26,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 411 states and 4146 transitions. [2021-11-13 22:47:26,800 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 4146 transitions. [2021-11-13 22:47:26,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:26,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:26,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:28,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4716 states to 414 states and 4148 transitions. [2021-11-13 22:47:28,754 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 4148 transitions. [2021-11-13 22:47:28,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:28,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:28,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:28,798 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:30,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 417 states and 4150 transitions. [2021-11-13 22:47:30,674 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 4150 transitions. [2021-11-13 22:47:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:30,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:30,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:30,719 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:33,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:33,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 420 states and 4155 transitions. [2021-11-13 22:47:33,529 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 4155 transitions. [2021-11-13 22:47:33,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:33,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:33,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:35,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 423 states and 4157 transitions. [2021-11-13 22:47:35,388 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 4157 transitions. [2021-11-13 22:47:35,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:35,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:35,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:35,458 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:36,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 425 states and 4158 transitions. [2021-11-13 22:47:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 4158 transitions. [2021-11-13 22:47:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:47:36,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:36,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:36,426 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:38,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:38,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 428 states and 4160 transitions. [2021-11-13 22:47:38,250 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 4160 transitions. [2021-11-13 22:47:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 22:47:38,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:38,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:40,429 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 147 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:42,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 431 states and 4162 transitions. [2021-11-13 22:47:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 4162 transitions. [2021-11-13 22:47:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:47:42,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:42,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:42,260 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-13 22:47:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:43,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 433 states and 4164 transitions. [2021-11-13 22:47:43,151 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 4164 transitions. [2021-11-13 22:47:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:47:43,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:43,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:43,202 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:47:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 437 states and 4233 transitions. [2021-11-13 22:47:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 4233 transitions. [2021-11-13 22:47:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:47:48,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:48,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 37 proven. 1 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-13 22:47:52,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:52,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 440 states and 4271 transitions. [2021-11-13 22:47:52,380 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 4271 transitions. [2021-11-13 22:47:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:47:52,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:52,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-13 22:47:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4857 states to 441 states and 4273 transitions. [2021-11-13 22:47:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 4273 transitions. [2021-11-13 22:47:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:47:53,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:53,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:54,281 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:47:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 445 states and 4289 transitions. [2021-11-13 22:47:59,657 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 4289 transitions. [2021-11-13 22:47:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:47:59,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:59,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:48:02,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:02,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 448 states and 4291 transitions. [2021-11-13 22:48:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 4291 transitions. [2021-11-13 22:48:02,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:48:02,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:02,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:02,349 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:48:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 448 states and 4290 transitions. [2021-11-13 22:48:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 4290 transitions. [2021-11-13 22:48:04,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:48:04,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:04,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 4 proven. 137 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 22:48:05,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:05,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 448 states and 4289 transitions. [2021-11-13 22:48:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 4289 transitions. [2021-11-13 22:48:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:48:05,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:05,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:48:07,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:07,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 448 states and 4288 transitions. [2021-11-13 22:48:07,610 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 4288 transitions. [2021-11-13 22:48:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:48:07,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:07,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:07,648 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:48:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:09,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 447 states and 4235 transitions. [2021-11-13 22:48:09,551 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 4235 transitions. [2021-11-13 22:48:09,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:48:09,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:09,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:09,908 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 19 proven. 46 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-13 22:48:19,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:19,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4972 states to 449 states and 4283 transitions. [2021-11-13 22:48:19,649 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 4283 transitions. [2021-11-13 22:48:19,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:48:19,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:19,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 21 proven. 125 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:48:40,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:40,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5050 states to 455 states and 4357 transitions. [2021-11-13 22:48:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 4357 transitions. [2021-11-13 22:48:40,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:48:40,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:40,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 21 proven. 125 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:48:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:44,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5460 states to 458 states and 4730 transitions. [2021-11-13 22:48:44,448 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 4730 transitions. [2021-11-13 22:48:44,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:48:44,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:44,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:45,104 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:48:48,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:48,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5518 states to 462 states and 4784 transitions. [2021-11-13 22:48:48,785 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 4784 transitions. [2021-11-13 22:48:48,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:48:48,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:48,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:49,429 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:48:52,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:52,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5580 states to 466 states and 4842 transitions. [2021-11-13 22:48:52,973 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 4842 transitions. [2021-11-13 22:48:52,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:48:52,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:52,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:52,997 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-13 22:48:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:56,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 469 states and 4926 transitions. [2021-11-13 22:48:56,173 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 4926 transitions. [2021-11-13 22:48:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:48:56,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:56,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:56,187 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-13 22:48:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 469 states and 4921 transitions. [2021-11-13 22:48:57,411 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 4921 transitions. [2021-11-13 22:48:57,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:48:57,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:57,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:58,102 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:48:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5676 states to 469 states and 4920 transitions. [2021-11-13 22:48:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 4920 transitions. [2021-11-13 22:48:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:48:59,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:59,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:49:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5712 states to 476 states and 4956 transitions. [2021-11-13 22:49:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 4956 transitions. [2021-11-13 22:49:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:49:07,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:07,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:08,316 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:49:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5710 states to 476 states and 4954 transitions. [2021-11-13 22:49:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 4954 transitions. [2021-11-13 22:49:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 22:49:09,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:09,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:49:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:11,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5706 states to 474 states and 4861 transitions. [2021-11-13 22:49:11,273 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 4861 transitions. [2021-11-13 22:49:11,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:49:11,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:11,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:19,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5763 states to 481 states and 4915 transitions. [2021-11-13 22:49:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 4915 transitions. [2021-11-13 22:49:19,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:49:19,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:19,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:19,739 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:22,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5762 states to 481 states and 4914 transitions. [2021-11-13 22:49:22,002 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 4914 transitions. [2021-11-13 22:49:22,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:49:22,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:22,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:22,043 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5761 states to 481 states and 4913 transitions. [2021-11-13 22:49:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 4913 transitions. [2021-11-13 22:49:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:49:24,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:24,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:24,547 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:26,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5760 states to 481 states and 4912 transitions. [2021-11-13 22:49:26,927 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 4912 transitions. [2021-11-13 22:49:26,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:49:26,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:26,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:26,971 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5758 states to 480 states and 4868 transitions. [2021-11-13 22:49:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 4868 transitions. [2021-11-13 22:49:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 22:49:28,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:28,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5757 states to 480 states and 4867 transitions. [2021-11-13 22:49:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 4867 transitions. [2021-11-13 22:49:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:49:30,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:30,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-13 22:49:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5768 states to 484 states and 4874 transitions. [2021-11-13 22:49:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 4874 transitions. [2021-11-13 22:49:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 22:49:32,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:32,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:32,895 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:35,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:35,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5767 states to 484 states and 4873 transitions. [2021-11-13 22:49:35,271 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 4873 transitions. [2021-11-13 22:49:35,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 22:49:35,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:35,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:37,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5766 states to 484 states and 4872 transitions. [2021-11-13 22:49:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 4872 transitions. [2021-11-13 22:49:37,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 22:49:37,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:37,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 22:49:39,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:39,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5764 states to 483 states and 4828 transitions. [2021-11-13 22:49:39,331 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 4828 transitions. [2021-11-13 22:49:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:49:39,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:39,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:39,347 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-13 22:49:39,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:39,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5765 states to 484 states and 4829 transitions. [2021-11-13 22:49:39,402 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 4829 transitions. [2021-11-13 22:49:39,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:49:39,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:39,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:39,452 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:49:45,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:45,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6166 states to 487 states and 5178 transitions. [2021-11-13 22:49:45,654 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 5178 transitions. [2021-11-13 22:49:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:49:45,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:45,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:46,197 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 7 proven. 85 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 22:49:51,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6883 states to 492 states and 5875 transitions. [2021-11-13 22:49:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 5875 transitions. [2021-11-13 22:49:51,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:49:51,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:51,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:52,564 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:49:57,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:49:57,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 499 states and 6012 transitions. [2021-11-13 22:49:57,420 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 6012 transitions. [2021-11-13 22:49:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:49:57,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:49:57,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:49:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:49:57,473 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 7 proven. 85 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 22:50:00,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7431 states to 501 states and 6417 transitions. [2021-11-13 22:50:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 6417 transitions. [2021-11-13 22:50:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:50:00,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:00,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7433 states to 504 states and 6419 transitions. [2021-11-13 22:50:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 6419 transitions. [2021-11-13 22:50:02,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:50:02,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:02,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:02,820 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 7 proven. 85 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 22:50:05,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 506 states and 6853 transitions. [2021-11-13 22:50:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 6853 transitions. [2021-11-13 22:50:05,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:50:05,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:05,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:09,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7882 states to 509 states and 6858 transitions. [2021-11-13 22:50:09,438 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 6858 transitions. [2021-11-13 22:50:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:50:09,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:09,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:09,495 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:12,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7884 states to 512 states and 6860 transitions. [2021-11-13 22:50:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 6860 transitions. [2021-11-13 22:50:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:50:12,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:12,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:14,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:14,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7886 states to 515 states and 6862 transitions. [2021-11-13 22:50:14,433 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 6862 transitions. [2021-11-13 22:50:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:50:14,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:14,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7888 states to 518 states and 6864 transitions. [2021-11-13 22:50:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 6864 transitions. [2021-11-13 22:50:16,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:50:16,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:16,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:16,916 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:19,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:19,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7890 states to 521 states and 6866 transitions. [2021-11-13 22:50:19,877 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 6866 transitions. [2021-11-13 22:50:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:50:19,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:19,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:19,943 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:21,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7891 states to 523 states and 6867 transitions. [2021-11-13 22:50:21,146 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 6867 transitions. [2021-11-13 22:50:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 22:50:21,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:21,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 196 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:50:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7893 states to 526 states and 6869 transitions. [2021-11-13 22:50:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 6869 transitions. [2021-11-13 22:50:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:50:26,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:26,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:26,929 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-13 22:50:26,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:27,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7894 states to 527 states and 6870 transitions. [2021-11-13 22:50:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 6870 transitions. [2021-11-13 22:50:27,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:50:27,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:27,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 7 proven. 89 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 22:50:29,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7926 states to 530 states and 6898 transitions. [2021-11-13 22:50:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 6898 transitions. [2021-11-13 22:50:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:50:29,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:29,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:29,547 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-13 22:50:29,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:29,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7927 states to 531 states and 6898 transitions. [2021-11-13 22:50:29,654 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 6898 transitions. [2021-11-13 22:50:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 22:50:29,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:29,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 109 proven. 91 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-13 22:50:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:29,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7927 states to 531 states and 6898 transitions. [2021-11-13 22:50:29,884 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 6898 transitions. [2021-11-13 22:50:29,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:50:29,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:29,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:30,492 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 45 proven. 66 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-13 22:50:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7942 states to 537 states and 6910 transitions. [2021-11-13 22:50:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 6910 transitions. [2021-11-13 22:50:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 22:50:35,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:35,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 4 proven. 183 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 22:50:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8034 states to 541 states and 6996 transitions. [2021-11-13 22:50:42,575 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 6996 transitions. [2021-11-13 22:50:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:50:42,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:42,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:42,619 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 45 proven. 66 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-13 22:50:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:45,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8037 states to 544 states and 6999 transitions. [2021-11-13 22:50:45,210 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 6999 transitions. [2021-11-13 22:50:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:50:45,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:45,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 22:50:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8125 states to 547 states and 7068 transitions. [2021-11-13 22:50:50,634 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 7068 transitions. [2021-11-13 22:50:50,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:50:50,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:50,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:50,650 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-13 22:50:52,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:52,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8127 states to 548 states and 7070 transitions. [2021-11-13 22:50:52,055 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 7070 transitions. [2021-11-13 22:50:52,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 22:50:52,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:52,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:52,108 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 4 proven. 183 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 22:50:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:50:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8126 states to 548 states and 7069 transitions. [2021-11-13 22:50:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 7069 transitions. [2021-11-13 22:50:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:50:54,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:50:54,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:50:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:50:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8145 states to 552 states and 7088 transitions. [2021-11-13 22:51:03,608 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 7088 transitions. [2021-11-13 22:51:03,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:51:03,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:03,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:03,642 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:07,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:07,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8147 states to 555 states and 7090 transitions. [2021-11-13 22:51:07,275 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 7090 transitions. [2021-11-13 22:51:07,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:51:07,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:07,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:10,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8146 states to 555 states and 7089 transitions. [2021-11-13 22:51:10,430 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 7089 transitions. [2021-11-13 22:51:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:51:10,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:10,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:10,479 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:12,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8145 states to 555 states and 7088 transitions. [2021-11-13 22:51:12,126 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 7088 transitions. [2021-11-13 22:51:12,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:51:12,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:12,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:12,169 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8144 states to 555 states and 7087 transitions. [2021-11-13 22:51:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 7087 transitions. [2021-11-13 22:51:14,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:51:14,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:14,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:14,806 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:17,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8142 states to 554 states and 7011 transitions. [2021-11-13 22:51:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 7011 transitions. [2021-11-13 22:51:17,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:17,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:17,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:23,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8230 states to 558 states and 7091 transitions. [2021-11-13 22:51:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 7091 transitions. [2021-11-13 22:51:23,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:23,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:23,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 50 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 22:51:27,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:27,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8364 states to 561 states and 7207 transitions. [2021-11-13 22:51:27,619 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 7207 transitions. [2021-11-13 22:51:27,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:27,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:27,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:30,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:30,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8363 states to 561 states and 7206 transitions. [2021-11-13 22:51:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 7206 transitions. [2021-11-13 22:51:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:30,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:30,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:30,379 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-11-13 22:51:32,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8363 states to 561 states and 7200 transitions. [2021-11-13 22:51:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 7200 transitions. [2021-11-13 22:51:32,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:32,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:32,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:43,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8403 states to 568 states and 7240 transitions. [2021-11-13 22:51:43,045 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 7240 transitions. [2021-11-13 22:51:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:43,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:44,204 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:45,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:45,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8402 states to 568 states and 7239 transitions. [2021-11-13 22:51:45,556 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 7239 transitions. [2021-11-13 22:51:45,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:45,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:45,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8401 states to 568 states and 7238 transitions. [2021-11-13 22:51:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 7238 transitions. [2021-11-13 22:51:48,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:48,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:48,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:49,520 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:51,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8400 states to 568 states and 7237 transitions. [2021-11-13 22:51:51,069 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 7237 transitions. [2021-11-13 22:51:51,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:51:51,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:51,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:51:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8398 states to 567 states and 7178 transitions. [2021-11-13 22:51:53,797 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 7178 transitions. [2021-11-13 22:51:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:51:53,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:53,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:53,836 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 22:52:04,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:04,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8464 states to 574 states and 7241 transitions. [2021-11-13 22:52:04,672 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 7241 transitions. [2021-11-13 22:52:04,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 22:52:04,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:04,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:04,720 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 166 proven. 16 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-11-13 22:52:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:13,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8533 states to 578 states and 7307 transitions. [2021-11-13 22:52:13,214 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 7307 transitions. [2021-11-13 22:52:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:52:13,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:13,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-13 22:52:18,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8538 states to 580 states and 7312 transitions. [2021-11-13 22:52:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 7312 transitions. [2021-11-13 22:52:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:52:18,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:18,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:18,430 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-13 22:52:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8538 states to 581 states and 7312 transitions. [2021-11-13 22:52:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 7312 transitions. [2021-11-13 22:52:19,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 22:52:19,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:19,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:19,460 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 166 proven. 16 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-11-13 22:52:22,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8537 states to 581 states and 7311 transitions. [2021-11-13 22:52:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 7311 transitions. [2021-11-13 22:52:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 22:52:22,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:22,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:22,620 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 126 proven. 60 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-13 22:52:26,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:26,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8545 states to 586 states and 7319 transitions. [2021-11-13 22:52:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 7319 transitions. [2021-11-13 22:52:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 22:52:26,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:26,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:26,303 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 166 proven. 16 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-11-13 22:52:29,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8544 states to 586 states and 7318 transitions. [2021-11-13 22:52:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 7318 transitions. [2021-11-13 22:52:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:52:29,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:29,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-13 22:52:32,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8543 states to 586 states and 7317 transitions. [2021-11-13 22:52:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 7317 transitions. [2021-11-13 22:52:32,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:52:32,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:32,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:32,614 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 22:52:35,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8542 states to 586 states and 7316 transitions. [2021-11-13 22:52:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 7316 transitions. [2021-11-13 22:52:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 22:52:35,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:35,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 166 proven. 16 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-11-13 22:52:38,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8540 states to 585 states and 7263 transitions. [2021-11-13 22:52:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 7263 transitions. [2021-11-13 22:52:38,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 22:52:38,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:38,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 126 proven. 60 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-13 22:52:39,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8540 states to 585 states and 7263 transitions. [2021-11-13 22:52:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 7263 transitions. [2021-11-13 22:52:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:52:39,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:39,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 22:52:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:42,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8539 states to 585 states and 7262 transitions. [2021-11-13 22:52:42,474 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 7262 transitions. [2021-11-13 22:52:42,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 22:52:42,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:42,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 93 proven. 36 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-11-13 22:52:44,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8556 states to 588 states and 7269 transitions. [2021-11-13 22:52:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 7269 transitions. [2021-11-13 22:52:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:52:44,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:44,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-13 22:52:44,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:44,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8556 states to 588 states and 7269 transitions. [2021-11-13 22:52:44,449 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 7269 transitions. [2021-11-13 22:52:44,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:52:44,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:44,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-13 22:52:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:44,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8556 states to 588 states and 7269 transitions. [2021-11-13 22:52:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 7269 transitions. [2021-11-13 22:52:44,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:52:44,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:44,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:44,891 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-13 22:52:44,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:44,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8556 states to 588 states and 7269 transitions. [2021-11-13 22:52:44,997 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 7269 transitions. [2021-11-13 22:52:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 22:52:44,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:44,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:45,076 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-13 22:52:45,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8556 states to 588 states and 7269 transitions. [2021-11-13 22:52:45,171 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 7269 transitions. [2021-11-13 22:52:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:52:45,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:45,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:45,209 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 22:52:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8555 states to 588 states and 7268 transitions. [2021-11-13 22:52:48,262 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 7268 transitions. [2021-11-13 22:52:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:52:48,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:48,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 22:52:49,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8554 states to 588 states and 7267 transitions. [2021-11-13 22:52:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 7267 transitions. [2021-11-13 22:52:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:52:49,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:49,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-13 22:52:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:52,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8552 states to 587 states and 7214 transitions. [2021-11-13 22:52:52,963 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 7214 transitions. [2021-11-13 22:52:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 22:52:52,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:52,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:53,001 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 44 proven. 24 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-13 22:52:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:54,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8565 states to 590 states and 7221 transitions. [2021-11-13 22:52:54,884 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7221 transitions. [2021-11-13 22:52:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:52:54,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:54,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:03,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9078 states to 593 states and 7684 transitions. [2021-11-13 22:53:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 7684 transitions. [2021-11-13 22:53:03,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 22:53:03,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:03,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:03,421 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 44 proven. 24 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-13 22:53:05,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:05,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9091 states to 596 states and 7691 transitions. [2021-11-13 22:53:05,172 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 7691 transitions. [2021-11-13 22:53:05,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:05,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:05,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:13,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9250 states to 603 states and 7850 transitions. [2021-11-13 22:53:13,134 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 7850 transitions. [2021-11-13 22:53:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 22:53:13,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:13,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 7 proven. 124 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 22:53:15,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:15,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9280 states to 606 states and 7876 transitions. [2021-11-13 22:53:15,206 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 7876 transitions. [2021-11-13 22:53:15,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:15,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:15,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:20,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9285 states to 609 states and 7881 transitions. [2021-11-13 22:53:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 7881 transitions. [2021-11-13 22:53:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:20,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:20,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:20,347 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:23,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9287 states to 612 states and 7883 transitions. [2021-11-13 22:53:23,373 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 7883 transitions. [2021-11-13 22:53:23,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:23,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:23,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:23,421 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:26,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9289 states to 615 states and 7885 transitions. [2021-11-13 22:53:26,488 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 7885 transitions. [2021-11-13 22:53:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:26,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:26,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:26,538 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:29,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9291 states to 618 states and 7887 transitions. [2021-11-13 22:53:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 7887 transitions. [2021-11-13 22:53:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:29,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:29,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:32,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:32,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9293 states to 621 states and 7889 transitions. [2021-11-13 22:53:32,834 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 7889 transitions. [2021-11-13 22:53:32,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:32,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:32,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:36,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9295 states to 624 states and 7891 transitions. [2021-11-13 22:53:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 7891 transitions. [2021-11-13 22:53:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:36,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:36,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:36,227 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:37,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:37,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9296 states to 626 states and 7892 transitions. [2021-11-13 22:53:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 7892 transitions. [2021-11-13 22:53:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:53:37,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:37,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:38,004 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9298 states to 629 states and 7894 transitions. [2021-11-13 22:53:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 7894 transitions. [2021-11-13 22:53:41,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:53:41,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:41,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:46,579 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 252 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9300 states to 632 states and 7896 transitions. [2021-11-13 22:53:50,003 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 7896 transitions. [2021-11-13 22:53:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 22:53:50,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:50,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:50,944 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 14 proven. 122 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 22:53:53,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:53,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9325 states to 635 states and 7917 transitions. [2021-11-13 22:53:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 7917 transitions. [2021-11-13 22:53:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:53:53,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:53,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:53,178 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:54:03,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:03,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9429 states to 639 states and 8013 transitions. [2021-11-13 22:54:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 8013 transitions. [2021-11-13 22:54:03,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 22:54:03,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:03,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:04,556 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 7 proven. 127 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2021-11-13 22:54:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10345 states to 641 states and 8909 transitions. [2021-11-13 22:54:11,133 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 8909 transitions. [2021-11-13 22:54:11,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:54:11,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:11,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-11-13 22:54:18,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10462 states to 644 states and 9003 transitions. [2021-11-13 22:54:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 9003 transitions. [2021-11-13 22:54:18,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 22:54:18,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:18,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:18,242 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 63 proven. 66 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 22:54:21,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:21,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10465 states to 647 states and 9006 transitions. [2021-11-13 22:54:21,569 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 9006 transitions. [2021-11-13 22:54:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:54:21,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:21,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2021-11-13 22:54:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10467 states to 648 states and 9008 transitions. [2021-11-13 22:54:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 9008 transitions. [2021-11-13 22:54:23,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:54:23,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:23,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:54:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:25,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10466 states to 648 states and 9007 transitions. [2021-11-13 22:54:25,357 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 9007 transitions. [2021-11-13 22:54:25,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:54:25,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:25,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:27,111 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:37,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10486 states to 652 states and 9027 transitions. [2021-11-13 22:54:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 9027 transitions. [2021-11-13 22:54:37,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:54:37,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:37,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:37,210 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.