./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL --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 c802d0dd4f8edaf03f1251784a424c8f295192f6a4e7c65ec93469eacce08251 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:13:08,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:13:08,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:13:08,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:13:08,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:13:08,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:13:08,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:13:08,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:13:08,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:13:08,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:13:08,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:13:08,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:13:08,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:13:08,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:13:08,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:13:08,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:13:08,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:13:08,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:13:08,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:13:08,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:13:08,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:13:08,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:13:08,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:13:08,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:13:08,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:13:08,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:13:08,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:13:08,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:13:08,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:13:08,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:13:08,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:13:08,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:13:08,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:13:08,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:13:08,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:13:08,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:13:08,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:13:08,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:13:08,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:13:08,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:13:08,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:13:08,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:13:08,648 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:13:08,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:13:08,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:13:08,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:13:08,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:13:08,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:13:08,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:13:08,651 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:13:08,651 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:13:08,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:13:08,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:13:08,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:13:08,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:13:08,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:13:08,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:13:08,653 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:13:08,653 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:13:08,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:13:08,653 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:13:08,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:13:08,654 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:13:08,654 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:13:08,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:13:08,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:13:08,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:13:08,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:13:08,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:13:08,655 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:13:08,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:13:08,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:13:08,656 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_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c802d0dd4f8edaf03f1251784a424c8f295192f6a4e7c65ec93469eacce08251 [2021-11-25 07:13:08,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:13:09,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:13:09,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:13:09,010 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:13:09,011 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:13:09,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2021-11-25 07:13:09,114 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/data/db1a38770/9b5790417af44d71a24741042facd2b6/FLAG9c11bc4fd [2021-11-25 07:13:09,668 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:13:09,669 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2021-11-25 07:13:09,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/data/db1a38770/9b5790417af44d71a24741042facd2b6/FLAG9c11bc4fd [2021-11-25 07:13:10,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/data/db1a38770/9b5790417af44d71a24741042facd2b6 [2021-11-25 07:13:10,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:13:10,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:13:10,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:13:10,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:13:10,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:13:10,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710126d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10, skipping insertion in model container [2021-11-25 07:13:10,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:13:10,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:13:10,364 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44628,44641] [2021-11-25 07:13:10,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:13:10,380 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:13:10,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44628,44641] [2021-11-25 07:13:10,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:13:10,459 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:13:10,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10 WrapperNode [2021-11-25 07:13:10,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:13:10,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:13:10,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:13:10,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:13:10,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,552 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 530 [2021-11-25 07:13:10,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:13:10,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:13:10,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:13:10,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:13:10,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:13:10,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:13:10,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:13:10,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:13:10,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:10" (1/1) ... [2021-11-25 07:13:10,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:13:10,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:13:10,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:13:10,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b473a076-8007-4ba7-b434-9b50fda5cdee/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:13:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:13:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:13:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:13:10,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:13:10,811 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:13:10,813 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:13:10,862 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 07:13:11,488 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-25 07:13:11,489 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-25 07:13:11,489 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:13:11,627 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:13:11,627 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 07:13:11,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:13:11 BoogieIcfgContainer [2021-11-25 07:13:11,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:13:11,633 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:13:11,633 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:13:11,647 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:13:11,648 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:13:11" (1/1) ... [2021-11-25 07:13:11,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:13:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:11,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 119 states and 198 transitions. [2021-11-25 07:13:11,772 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2021-11-25 07:13:11,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:13:11,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:11,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 121 states and 200 transitions. [2021-11-25 07:13:12,109 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 200 transitions. [2021-11-25 07:13:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:13:12,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 122 states and 201 transitions. [2021-11-25 07:13:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 201 transitions. [2021-11-25 07:13:12,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:13:12,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 123 states and 202 transitions. [2021-11-25 07:13:12,331 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 202 transitions. [2021-11-25 07:13:12,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:13:12,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 124 states and 203 transitions. [2021-11-25 07:13:12,438 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 203 transitions. [2021-11-25 07:13:12,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:13:12,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 125 states and 204 transitions. [2021-11-25 07:13:12,544 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 204 transitions. [2021-11-25 07:13:12,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:13:12,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 126 states and 205 transitions. [2021-11-25 07:13:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 205 transitions. [2021-11-25 07:13:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:13:12,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 128 states and 207 transitions. [2021-11-25 07:13:12,646 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 207 transitions. [2021-11-25 07:13:12,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:13:12,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 132 states and 218 transitions. [2021-11-25 07:13:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 218 transitions. [2021-11-25 07:13:12,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:13:12,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:12,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 133 states and 219 transitions. [2021-11-25 07:13:12,878 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2021-11-25 07:13:12,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:13:12,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 138 states and 241 transitions. [2021-11-25 07:13:13,100 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 241 transitions. [2021-11-25 07:13:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:13:13,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 144 states and 254 transitions. [2021-11-25 07:13:13,357 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 254 transitions. [2021-11-25 07:13:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:13:13,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 145 states and 254 transitions. [2021-11-25 07:13:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 254 transitions. [2021-11-25 07:13:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:13:13,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 147 states and 256 transitions. [2021-11-25 07:13:13,517 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 256 transitions. [2021-11-25 07:13:13,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:13:13,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 150 states and 260 transitions. [2021-11-25 07:13:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 260 transitions. [2021-11-25 07:13:13,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:13:13,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 152 states and 262 transitions. [2021-11-25 07:13:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 262 transitions. [2021-11-25 07:13:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:13:13,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 153 states and 263 transitions. [2021-11-25 07:13:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 263 transitions. [2021-11-25 07:13:13,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:13:13,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:13:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 158 states and 271 transitions. [2021-11-25 07:13:13,846 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 271 transitions. [2021-11-25 07:13:13,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:13:13,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 161 states and 275 transitions. [2021-11-25 07:13:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 275 transitions. [2021-11-25 07:13:13,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:13:13,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:13,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:13,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-25 07:13:13,959 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-25 07:13:13,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:13:13,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:13,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:14,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 163 states and 277 transitions. [2021-11-25 07:13:14,006 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 277 transitions. [2021-11-25 07:13:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:13:14,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 165 states and 280 transitions. [2021-11-25 07:13:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 280 transitions. [2021-11-25 07:13:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:13:14,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2021-11-25 07:13:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2021-11-25 07:13:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:13:14,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:14,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2021-11-25 07:13:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2021-11-25 07:13:14,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:13:14,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 172 states and 294 transitions. [2021-11-25 07:13:14,429 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 294 transitions. [2021-11-25 07:13:14,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:13:14,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 173 states and 295 transitions. [2021-11-25 07:13:14,471 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 295 transitions. [2021-11-25 07:13:14,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:13:14,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:14,515 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 190 states and 332 transitions. [2021-11-25 07:13:14,911 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 332 transitions. [2021-11-25 07:13:14,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:13:14,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:14,934 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:15,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 191 states and 332 transitions. [2021-11-25 07:13:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 332 transitions. [2021-11-25 07:13:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:13:15,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 192 states and 333 transitions. [2021-11-25 07:13:15,074 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 333 transitions. [2021-11-25 07:13:15,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:13:15,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,126 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 200 states and 342 transitions. [2021-11-25 07:13:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 342 transitions. [2021-11-25 07:13:15,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:13:15,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,418 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 201 states and 342 transitions. [2021-11-25 07:13:15,533 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 342 transitions. [2021-11-25 07:13:15,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:13:15,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:15,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 203 states and 345 transitions. [2021-11-25 07:13:15,583 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 345 transitions. [2021-11-25 07:13:15,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:13:15,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 213 states and 368 transitions. [2021-11-25 07:13:15,950 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 368 transitions. [2021-11-25 07:13:15,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 07:13:15,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 214 states and 371 transitions. [2021-11-25 07:13:15,982 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 371 transitions. [2021-11-25 07:13:15,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:13:15,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:16,018 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:16,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 217 states and 375 transitions. [2021-11-25 07:13:16,139 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 375 transitions. [2021-11-25 07:13:16,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:13:16,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:16,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:16,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:16,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 219 states and 381 transitions. [2021-11-25 07:13:16,532 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 381 transitions. [2021-11-25 07:13:16,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:13:16,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:16,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:17,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 239 states and 418 transitions. [2021-11-25 07:13:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 418 transitions. [2021-11-25 07:13:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:13:17,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:17,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:17,826 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:17,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 240 states and 421 transitions. [2021-11-25 07:13:17,989 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 421 transitions. [2021-11-25 07:13:17,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:13:17,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:17,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:18,021 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:18,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 241 states and 422 transitions. [2021-11-25 07:13:18,035 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 422 transitions. [2021-11-25 07:13:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:13:18,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:18,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:18,103 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:18,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:18,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 243 states and 427 transitions. [2021-11-25 07:13:18,480 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 427 transitions. [2021-11-25 07:13:18,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:13:18,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:18,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 245 states and 432 transitions. [2021-11-25 07:13:18,906 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 432 transitions. [2021-11-25 07:13:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:13:18,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:18,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:18,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:13:18,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:21,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 294 states and 520 transitions. [2021-11-25 07:13:21,482 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 520 transitions. [2021-11-25 07:13:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:13:21,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:21,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:21,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:13:21,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 295 states and 521 transitions. [2021-11-25 07:13:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 521 transitions. [2021-11-25 07:13:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:13:21,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:21,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:21,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:13:21,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:21,841 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:22,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 312 states and 547 transitions. [2021-11-25 07:13:22,860 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 547 transitions. [2021-11-25 07:13:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:13:22,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:22,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 326 states and 580 transitions. [2021-11-25 07:13:23,752 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 580 transitions. [2021-11-25 07:13:23,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:13:23,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:23,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:23,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:23,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 329 states and 595 transitions. [2021-11-25 07:13:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 595 transitions. [2021-11-25 07:13:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:13:23,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:23,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:24,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:24,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 330 states and 605 transitions. [2021-11-25 07:13:24,217 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 605 transitions. [2021-11-25 07:13:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:13:24,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:24,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 341 states and 628 transitions. [2021-11-25 07:13:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 628 transitions. [2021-11-25 07:13:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:13:24,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:24,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:24,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 342 states and 630 transitions. [2021-11-25 07:13:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 630 transitions. [2021-11-25 07:13:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:13:24,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:24,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:24,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:24,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 343 states and 631 transitions. [2021-11-25 07:13:24,725 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 631 transitions. [2021-11-25 07:13:24,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:13:24,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:24,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:24,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:24,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 343 states and 628 transitions. [2021-11-25 07:13:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 628 transitions. [2021-11-25 07:13:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:13:24,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:24,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 348 states and 639 transitions. [2021-11-25 07:13:25,004 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 639 transitions. [2021-11-25 07:13:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:13:25,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 350 states and 643 transitions. [2021-11-25 07:13:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 643 transitions. [2021-11-25 07:13:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:13:25,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 351 states and 644 transitions. [2021-11-25 07:13:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 644 transitions. [2021-11-25 07:13:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:13:25,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 352 states and 644 transitions. [2021-11-25 07:13:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 644 transitions. [2021-11-25 07:13:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:13:25,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,176 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 353 states and 644 transitions. [2021-11-25 07:13:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 644 transitions. [2021-11-25 07:13:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:13:25,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 358 states and 656 transitions. [2021-11-25 07:13:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 656 transitions. [2021-11-25 07:13:25,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:13:25,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 369 states and 668 transitions. [2021-11-25 07:13:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 668 transitions. [2021-11-25 07:13:25,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:13:25,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 370 states and 669 transitions. [2021-11-25 07:13:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 669 transitions. [2021-11-25 07:13:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:13:25,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:25,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:25,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 371 states and 670 transitions. [2021-11-25 07:13:25,768 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 670 transitions. [2021-11-25 07:13:25,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:13:25,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:25,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:26,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 386 states and 685 transitions. [2021-11-25 07:13:26,121 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 685 transitions. [2021-11-25 07:13:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:13:26,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:26,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:26,157 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 400 states and 706 transitions. [2021-11-25 07:13:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 706 transitions. [2021-11-25 07:13:26,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:13:26,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:26,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:13:26,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:26,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 406 states and 716 transitions. [2021-11-25 07:13:26,994 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 716 transitions. [2021-11-25 07:13:26,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:13:26,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:26,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:27,023 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:27,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:27,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 411 states and 728 transitions. [2021-11-25 07:13:27,145 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 728 transitions. [2021-11-25 07:13:27,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:13:27,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:27,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:27,174 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:27,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:27,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 415 states and 737 transitions. [2021-11-25 07:13:27,194 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 737 transitions. [2021-11-25 07:13:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:13:27,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:27,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:27,218 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:27,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:27,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 427 states and 768 transitions. [2021-11-25 07:13:27,890 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 768 transitions. [2021-11-25 07:13:27,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:13:27,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:27,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:27,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:27,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 429 states and 769 transitions. [2021-11-25 07:13:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 769 transitions. [2021-11-25 07:13:27,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:13:27,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:27,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:27,992 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:13:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:28,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 430 states and 770 transitions. [2021-11-25 07:13:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 770 transitions. [2021-11-25 07:13:28,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:13:28,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:28,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 431 states and 771 transitions. [2021-11-25 07:13:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 771 transitions. [2021-11-25 07:13:28,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:13:28,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:28,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:28,194 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:28,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:28,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 436 states and 783 transitions. [2021-11-25 07:13:28,221 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 783 transitions. [2021-11-25 07:13:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:13:28,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:28,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:28,244 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:28,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 440 states and 792 transitions. [2021-11-25 07:13:28,468 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 792 transitions. [2021-11-25 07:13:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:13:28,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:28,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:28,494 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:28,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:28,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 441 states and 791 transitions. [2021-11-25 07:13:28,746 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 791 transitions. [2021-11-25 07:13:28,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:13:28,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:28,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 441 states and 790 transitions. [2021-11-25 07:13:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 790 transitions. [2021-11-25 07:13:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:13:28,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:28,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:28,959 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:30,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 473 states and 838 transitions. [2021-11-25 07:13:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 838 transitions. [2021-11-25 07:13:30,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:13:30,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:30,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:31,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 475 states and 839 transitions. [2021-11-25 07:13:31,043 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 839 transitions. [2021-11-25 07:13:31,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:13:31,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:31,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:31,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 476 states and 840 transitions. [2021-11-25 07:13:31,381 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 840 transitions. [2021-11-25 07:13:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:13:31,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:31,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:31,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:13:31,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 502 states and 876 transitions. [2021-11-25 07:13:33,515 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 876 transitions. [2021-11-25 07:13:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:13:33,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:33,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:33,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:13:33,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:33,763 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:34,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 504 states and 877 transitions. [2021-11-25 07:13:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 877 transitions. [2021-11-25 07:13:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:13:34,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:34,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:34,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:13:34,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:34,216 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 505 states and 878 transitions. [2021-11-25 07:13:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 878 transitions. [2021-11-25 07:13:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:13:34,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:34,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:34,586 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 515 states and 890 transitions. [2021-11-25 07:13:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 890 transitions. [2021-11-25 07:13:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:13:35,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:35,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:35,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:35,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 516 states and 890 transitions. [2021-11-25 07:13:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 890 transitions. [2021-11-25 07:13:35,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:13:35,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:35,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:35,723 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 521 states and 900 transitions. [2021-11-25 07:13:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 900 transitions. [2021-11-25 07:13:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:13:35,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:35,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:35,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 525 states and 908 transitions. [2021-11-25 07:13:35,922 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 908 transitions. [2021-11-25 07:13:35,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:13:35,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:35,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:36,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:13:36,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:39,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:39,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 564 states and 1019 transitions. [2021-11-25 07:13:39,696 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1019 transitions. [2021-11-25 07:13:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:13:39,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:39,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:39,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:13:39,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:39,864 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:41,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:41,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 579 states and 1045 transitions. [2021-11-25 07:13:41,036 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1045 transitions. [2021-11-25 07:13:41,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:13:41,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:41,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:41,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:41,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:13:41,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:41,219 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 587 states and 1058 transitions. [2021-11-25 07:13:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1058 transitions. [2021-11-25 07:13:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:13:41,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:41,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:41,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:13:41,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:42,001 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 589 states and 1059 transitions. [2021-11-25 07:13:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1059 transitions. [2021-11-25 07:13:42,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:13:42,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:42,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:42,682 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:43,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 590 states and 1060 transitions. [2021-11-25 07:13:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1060 transitions. [2021-11-25 07:13:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:13:43,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:43,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:43,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:43,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 591 states and 1061 transitions. [2021-11-25 07:13:43,382 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1061 transitions. [2021-11-25 07:13:43,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:13:43,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:43,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 594 states and 1066 transitions. [2021-11-25 07:13:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1066 transitions. [2021-11-25 07:13:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:13:43,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:43,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:43,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:13:43,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:44,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 612 states and 1088 transitions. [2021-11-25 07:13:44,754 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1088 transitions. [2021-11-25 07:13:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:13:44,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:44,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:44,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:13:44,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 613 states and 1089 transitions. [2021-11-25 07:13:45,230 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1089 transitions. [2021-11-25 07:13:45,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:13:45,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:45,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:45,256 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:45,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 614 states and 1090 transitions. [2021-11-25 07:13:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1090 transitions. [2021-11-25 07:13:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:13:45,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:45,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:45,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:45,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 615 states and 1091 transitions. [2021-11-25 07:13:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1091 transitions. [2021-11-25 07:13:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:13:45,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:45,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:45,359 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:45,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:45,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 618 states and 1096 transitions. [2021-11-25 07:13:45,665 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1096 transitions. [2021-11-25 07:13:45,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:13:45,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:45,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 619 states and 1096 transitions. [2021-11-25 07:13:45,723 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1096 transitions. [2021-11-25 07:13:45,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:13:45,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:45,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:45,748 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:13:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 630 states and 1111 transitions. [2021-11-25 07:13:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1111 transitions. [2021-11-25 07:13:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:13:47,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:47,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:47,367 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:13:47,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 631 states and 1111 transitions. [2021-11-25 07:13:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1111 transitions. [2021-11-25 07:13:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:13:47,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:47,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:47,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:13:47,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:48,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:48,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 637 states and 1128 transitions. [2021-11-25 07:13:48,953 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1128 transitions. [2021-11-25 07:13:48,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:13:48,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:48,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:48,980 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 638 states and 1129 transitions. [2021-11-25 07:13:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1129 transitions. [2021-11-25 07:13:49,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:13:49,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:49,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:49,029 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 647 states and 1141 transitions. [2021-11-25 07:13:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1141 transitions. [2021-11-25 07:13:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:13:49,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:49,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:13:50,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 646 states and 1138 transitions. [2021-11-25 07:13:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1138 transitions. [2021-11-25 07:13:50,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:13:50,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:50,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:50,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 647 states and 1139 transitions. [2021-11-25 07:13:50,245 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1139 transitions. [2021-11-25 07:13:50,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:13:50,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:50,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 675 states and 1174 transitions. [2021-11-25 07:13:53,466 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1174 transitions. [2021-11-25 07:13:53,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:13:53,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:53,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,502 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:54,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:54,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 684 states and 1182 transitions. [2021-11-25 07:13:54,269 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1182 transitions. [2021-11-25 07:13:54,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:13:54,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:54,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:54,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:54,295 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:13:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 685 states and 1183 transitions. [2021-11-25 07:13:54,324 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1183 transitions. [2021-11-25 07:13:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:13:54,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:54,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:54,471 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:13:55,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 694 states and 1199 transitions. [2021-11-25 07:13:55,810 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1199 transitions. [2021-11-25 07:13:55,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:13:55,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:55,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:56,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:56,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 695 states and 1201 transitions. [2021-11-25 07:13:56,198 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1201 transitions. [2021-11-25 07:13:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:13:56,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:56,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:56,226 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 697 states and 1203 transitions. [2021-11-25 07:13:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1203 transitions. [2021-11-25 07:13:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:56,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:56,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:56,502 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:13:57,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:57,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 701 states and 1211 transitions. [2021-11-25 07:13:57,052 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1211 transitions. [2021-11-25 07:13:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:57,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:57,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:57,104 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:13:57,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:57,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 715 states and 1232 transitions. [2021-11-25 07:13:57,805 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1232 transitions. [2021-11-25 07:13:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:57,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:57,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:13:58,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 716 states and 1233 transitions. [2021-11-25 07:13:58,005 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1233 transitions. [2021-11-25 07:13:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:58,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:58,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:13:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:58,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 717 states and 1234 transitions. [2021-11-25 07:13:58,048 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1234 transitions. [2021-11-25 07:13:58,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:58,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:58,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:13:58,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:58,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 733 states and 1249 transitions. [2021-11-25 07:13:58,529 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1249 transitions. [2021-11-25 07:13:58,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:13:58,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:58,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:58,554 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:00,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 756 states and 1284 transitions. [2021-11-25 07:14:00,018 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1284 transitions. [2021-11-25 07:14:00,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:00,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:00,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 757 states and 1284 transitions. [2021-11-25 07:14:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1284 transitions. [2021-11-25 07:14:00,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:00,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:00,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 761 states and 1287 transitions. [2021-11-25 07:14:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1287 transitions. [2021-11-25 07:14:00,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:00,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:00,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 763 states and 1289 transitions. [2021-11-25 07:14:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1289 transitions. [2021-11-25 07:14:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:00,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,783 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:00,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 764 states and 1290 transitions. [2021-11-25 07:14:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1290 transitions. [2021-11-25 07:14:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:00,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,836 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:00,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 765 states and 1291 transitions. [2021-11-25 07:14:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1291 transitions. [2021-11-25 07:14:00,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:00,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:00,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 768 states and 1301 transitions. [2021-11-25 07:14:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1301 transitions. [2021-11-25 07:14:00,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:00,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,945 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:01,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 772 states and 1308 transitions. [2021-11-25 07:14:01,250 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1308 transitions. [2021-11-25 07:14:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:01,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:01,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:01,270 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 773 states and 1309 transitions. [2021-11-25 07:14:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1309 transitions. [2021-11-25 07:14:01,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:01,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:01,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:01,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:01,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 774 states and 1310 transitions. [2021-11-25 07:14:01,796 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1310 transitions. [2021-11-25 07:14:01,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:01,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:01,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 791 states and 1330 transitions. [2021-11-25 07:14:02,643 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1330 transitions. [2021-11-25 07:14:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:02,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:02,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:02,670 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:03,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 794 states and 1332 transitions. [2021-11-25 07:14:03,009 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1332 transitions. [2021-11-25 07:14:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:03,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:03,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:03,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:03,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 795 states and 1332 transitions. [2021-11-25 07:14:03,434 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1332 transitions. [2021-11-25 07:14:03,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:03,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:03,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:03,457 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 796 states and 1332 transitions. [2021-11-25 07:14:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1332 transitions. [2021-11-25 07:14:03,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:03,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:03,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:03,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:03,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 797 states and 1333 transitions. [2021-11-25 07:14:03,904 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1333 transitions. [2021-11-25 07:14:03,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:03,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:03,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 798 states and 1334 transitions. [2021-11-25 07:14:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1334 transitions. [2021-11-25 07:14:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:03,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:03,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:04,088 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:04,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:04,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 799 states and 1335 transitions. [2021-11-25 07:14:04,115 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1335 transitions. [2021-11-25 07:14:04,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:14:04,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:04,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:14:05,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:05,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 803 states and 1342 transitions. [2021-11-25 07:14:05,118 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1342 transitions. [2021-11-25 07:14:05,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 07:14:05,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:05,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:05,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:05,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 803 states and 1336 transitions. [2021-11-25 07:14:05,838 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1336 transitions. [2021-11-25 07:14:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:14:05,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:05,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:05,858 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 805 states and 1345 transitions. [2021-11-25 07:14:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1345 transitions. [2021-11-25 07:14:05,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:14:05,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:05,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:06,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:06,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 809 states and 1355 transitions. [2021-11-25 07:14:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1355 transitions. [2021-11-25 07:14:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:14:06,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:06,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:07,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:07,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 826 states and 1373 transitions. [2021-11-25 07:14:07,324 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1373 transitions. [2021-11-25 07:14:07,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:14:07,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:07,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:07,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:07,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:07,507 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 858 states and 1419 transitions. [2021-11-25 07:14:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1419 transitions. [2021-11-25 07:14:09,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:14:09,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:09,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:09,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:09,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:10,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 860 states and 1420 transitions. [2021-11-25 07:14:10,912 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1420 transitions. [2021-11-25 07:14:10,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:14:10,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:10,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:10,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:10,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:11,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 861 states and 1421 transitions. [2021-11-25 07:14:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1421 transitions. [2021-11-25 07:14:11,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:14:11,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:11,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:11,497 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:11,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 869 states and 1438 transitions. [2021-11-25 07:14:11,912 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1438 transitions. [2021-11-25 07:14:11,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:14:11,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:11,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:11,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:11,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:12,120 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:12,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 870 states and 1440 transitions. [2021-11-25 07:14:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1440 transitions. [2021-11-25 07:14:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:14:12,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:12,441 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:12,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:12,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 872 states and 1444 transitions. [2021-11-25 07:14:12,478 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1444 transitions. [2021-11-25 07:14:12,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:14:12,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:12,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:13,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 894 states and 1475 transitions. [2021-11-25 07:14:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1475 transitions. [2021-11-25 07:14:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:14:13,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:13,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:14,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:14,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 912 states and 1493 transitions. [2021-11-25 07:14:14,951 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1493 transitions. [2021-11-25 07:14:14,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:14,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:14,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:14,979 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 913 states and 1494 transitions. [2021-11-25 07:14:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1494 transitions. [2021-11-25 07:14:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:15,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:15,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:15,154 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:17,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:17,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 932 states and 1521 transitions. [2021-11-25 07:14:17,591 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1521 transitions. [2021-11-25 07:14:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:17,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:17,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:19,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 950 states and 1549 transitions. [2021-11-25 07:14:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1549 transitions. [2021-11-25 07:14:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:19,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:19,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:20,002 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 952 states and 1549 transitions. [2021-11-25 07:14:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1549 transitions. [2021-11-25 07:14:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:20,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:20,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 957 states and 1554 transitions. [2021-11-25 07:14:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1554 transitions. [2021-11-25 07:14:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:22,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:22,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:22,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 958 states and 1554 transitions. [2021-11-25 07:14:22,808 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1554 transitions. [2021-11-25 07:14:22,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:22,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:22,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:22,830 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:23,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:23,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 959 states and 1555 transitions. [2021-11-25 07:14:23,272 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1555 transitions. [2021-11-25 07:14:23,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:23,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:23,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 960 states and 1555 transitions. [2021-11-25 07:14:23,729 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1555 transitions. [2021-11-25 07:14:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:23,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:23,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:24,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:24,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 961 states and 1555 transitions. [2021-11-25 07:14:24,003 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1555 transitions. [2021-11-25 07:14:24,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 07:14:24,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:24,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:24,028 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:24,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:24,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 962 states and 1558 transitions. [2021-11-25 07:14:24,052 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1558 transitions. [2021-11-25 07:14:24,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 07:14:24,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:24,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:25,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 966 states and 1564 transitions. [2021-11-25 07:14:25,216 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1564 transitions. [2021-11-25 07:14:25,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 07:14:25,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:25,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:25,413 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 992 states and 1595 transitions. [2021-11-25 07:14:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1595 transitions. [2021-11-25 07:14:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 07:14:28,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:28,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:14:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 993 states and 1595 transitions. [2021-11-25 07:14:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1595 transitions. [2021-11-25 07:14:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 07:14:28,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:28,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:29,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:29,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1015 states and 1631 transitions. [2021-11-25 07:14:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1631 transitions. [2021-11-25 07:14:29,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 07:14:29,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:29,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:29,891 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:29,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:29,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1020 states and 1638 transitions. [2021-11-25 07:14:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1638 transitions. [2021-11-25 07:14:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 07:14:29,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:29,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:29,945 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:30,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:30,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1021 states and 1639 transitions. [2021-11-25 07:14:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1639 transitions. [2021-11-25 07:14:30,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 07:14:30,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:30,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:30,291 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:30,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:30,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1038 states and 1656 transitions. [2021-11-25 07:14:30,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1656 transitions. [2021-11-25 07:14:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-25 07:14:30,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:30,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:30,951 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:30,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:30,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1039 states and 1657 transitions. [2021-11-25 07:14:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1657 transitions. [2021-11-25 07:14:30,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-25 07:14:30,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:30,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:30,987 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:31,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:31,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1043 states and 1663 transitions. [2021-11-25 07:14:31,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1663 transitions. [2021-11-25 07:14:31,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-25 07:14:31,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:31,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:31,024 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:14:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:31,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1044 states and 1664 transitions. [2021-11-25 07:14:31,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1664 transitions. [2021-11-25 07:14:31,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-25 07:14:31,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:31,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:14:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:31,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1055 states and 1684 transitions. [2021-11-25 07:14:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1684 transitions. [2021-11-25 07:14:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 07:14:31,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:31,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:31,167 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:31,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:31,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1055 states and 1676 transitions. [2021-11-25 07:14:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1676 transitions. [2021-11-25 07:14:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 07:14:31,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:31,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:31,659 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:14:31,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1056 states and 1677 transitions. [2021-11-25 07:14:31,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1677 transitions. [2021-11-25 07:14:31,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 07:14:31,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:31,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:31,711 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:14:32,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1060 states and 1683 transitions. [2021-11-25 07:14:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1683 transitions. [2021-11-25 07:14:32,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 07:14:32,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:32,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:35,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:35,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1078 states and 1705 transitions. [2021-11-25 07:14:35,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1705 transitions. [2021-11-25 07:14:35,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 07:14:35,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:35,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:35,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:35,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1092 states and 1723 transitions. [2021-11-25 07:14:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1723 transitions. [2021-11-25 07:14:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 07:14:37,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:37,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:37,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:37,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1100 states and 1731 transitions. [2021-11-25 07:14:38,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1731 transitions. [2021-11-25 07:14:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 07:14:38,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:38,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:14:38,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1101 states and 1732 transitions. [2021-11-25 07:14:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1732 transitions. [2021-11-25 07:14:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 07:14:38,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:38,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:38,770 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:39,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1102 states and 1734 transitions. [2021-11-25 07:14:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1734 transitions. [2021-11-25 07:14:39,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 07:14:39,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:39,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:41,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1116 states and 1751 transitions. [2021-11-25 07:14:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1751 transitions. [2021-11-25 07:14:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 07:14:41,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:41,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:41,377 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:42,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:42,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1124 states and 1758 transitions. [2021-11-25 07:14:42,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1758 transitions. [2021-11-25 07:14:42,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 07:14:42,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:42,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:14:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1124 states and 1750 transitions. [2021-11-25 07:14:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1750 transitions. [2021-11-25 07:14:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-25 07:14:42,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:42,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:42,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:14:42,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 07:14:44,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:44,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1129 states and 1761 transitions. [2021-11-25 07:14:44,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1761 transitions. [2021-11-25 07:14:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-25 07:14:44,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:44,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1144 states and 1787 transitions. [2021-11-25 07:14:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1787 transitions. [2021-11-25 07:14:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-25 07:14:46,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:46,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:46,129 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:14:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1147 states and 1797 transitions. [2021-11-25 07:14:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1797 transitions. [2021-11-25 07:14:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 07:14:47,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:47,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1148 states and 1800 transitions. [2021-11-25 07:14:47,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1800 transitions. [2021-11-25 07:14:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 07:14:47,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:47,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:47,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:14:47,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:14:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1150 states and 1802 transitions. [2021-11-25 07:14:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1802 transitions. [2021-11-25 07:14:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-25 07:14:47,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:47,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:47,829 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:48,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:48,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1162 states and 1813 transitions. [2021-11-25 07:14:48,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1813 transitions. [2021-11-25 07:14:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-25 07:14:48,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:48,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:48,349 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:14:48,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1174 states and 1824 transitions. [2021-11-25 07:14:48,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1824 transitions. [2021-11-25 07:14:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 07:14:48,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:48,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:48,885 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 07:14:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:51,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1185 states and 1842 transitions. [2021-11-25 07:14:51,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1842 transitions. [2021-11-25 07:14:51,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 07:14:51,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:51,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 07:14:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1187 states and 1845 transitions. [2021-11-25 07:14:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1845 transitions. [2021-11-25 07:14:51,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:14:51,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:51,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:51,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:51,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:52,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:52,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1195 states and 1853 transitions. [2021-11-25 07:14:52,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1853 transitions. [2021-11-25 07:14:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:14:52,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:52,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:52,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:52,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:52,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:52,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1203 states and 1861 transitions. [2021-11-25 07:14:52,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1861 transitions. [2021-11-25 07:14:52,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:14:52,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:52,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:14:52,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1207 states and 1867 transitions. [2021-11-25 07:14:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1867 transitions. [2021-11-25 07:14:52,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:14:52,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:52,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 07:14:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1210 states and 1873 transitions. [2021-11-25 07:14:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1873 transitions. [2021-11-25 07:14:53,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:14:53,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:53,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 07:14:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1212 states and 1874 transitions. [2021-11-25 07:14:53,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1874 transitions. [2021-11-25 07:14:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:14:53,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:53,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:53,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:53,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:53,970 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1230 states and 1898 transitions. [2021-11-25 07:14:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1898 transitions. [2021-11-25 07:14:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:14:55,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:55,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:55,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:55,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:56,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1231 states and 1899 transitions. [2021-11-25 07:14:56,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1899 transitions. [2021-11-25 07:14:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:14:56,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:56,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:56,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:56,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1240 states and 1915 transitions. [2021-11-25 07:14:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1915 transitions. [2021-11-25 07:14:57,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:14:57,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:57,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:57,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:14:57,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:14:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:14:57,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:57,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1241 states and 1915 transitions. [2021-11-25 07:14:57,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1915 transitions. [2021-11-25 07:14:57,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:14:57,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:57,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:14:57,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:57,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1242 states and 1916 transitions. [2021-11-25 07:14:57,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1916 transitions. [2021-11-25 07:14:57,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-25 07:14:57,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:57,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:57,795 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 07:14:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:58,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1235 states and 1908 transitions. [2021-11-25 07:14:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1908 transitions. [2021-11-25 07:14:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-25 07:14:58,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:58,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:58,492 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:15:01,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:01,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1249 states and 1926 transitions. [2021-11-25 07:15:01,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1926 transitions. [2021-11-25 07:15:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-25 07:15:01,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:01,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:15:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1248 states and 1924 transitions. [2021-11-25 07:15:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1924 transitions. [2021-11-25 07:15:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 07:15:01,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:01,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:15:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1257 states and 1933 transitions. [2021-11-25 07:15:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1933 transitions. [2021-11-25 07:15:02,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 07:15:02,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:02,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-25 07:15:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1261 states and 1943 transitions. [2021-11-25 07:15:03,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1943 transitions. [2021-11-25 07:15:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 07:15:03,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:03,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:03,436 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 07:15:03,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:03,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1263 states and 1947 transitions. [2021-11-25 07:15:03,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1947 transitions. [2021-11-25 07:15:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-25 07:15:03,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:03,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:03,681 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:15:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:04,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1281 states and 1965 transitions. [2021-11-25 07:15:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1965 transitions. [2021-11-25 07:15:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 07:15:04,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:04,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:04,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:15:04,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:05,049 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:08,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1313 states and 2012 transitions. [2021-11-25 07:15:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2012 transitions. [2021-11-25 07:15:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 07:15:08,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:08,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:08,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:15:08,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:08,221 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1315 states and 2013 transitions. [2021-11-25 07:15:09,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2013 transitions. [2021-11-25 07:15:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 07:15:09,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:09,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:09,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:15:09,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:09,455 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1316 states and 2014 transitions. [2021-11-25 07:15:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2014 transitions. [2021-11-25 07:15:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 07:15:09,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:09,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:15:10,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:10,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1334 states and 2032 transitions. [2021-11-25 07:15:10,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2032 transitions. [2021-11-25 07:15:10,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 07:15:10,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:10,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-25 07:15:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1345 states and 2048 transitions. [2021-11-25 07:15:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2048 transitions. [2021-11-25 07:15:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:15:11,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:11,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:15:11,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1346 states and 2049 transitions. [2021-11-25 07:15:11,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2049 transitions. [2021-11-25 07:15:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:15:11,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:11,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:15:11,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:11,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1348 states and 2051 transitions. [2021-11-25 07:15:11,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2051 transitions. [2021-11-25 07:15:11,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:15:11,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:11,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:11,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:15:11,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:11,890 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:12,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:12,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 1349 states and 2055 transitions. [2021-11-25 07:15:12,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2055 transitions. [2021-11-25 07:15:12,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:15:12,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:12,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:12,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:15:12,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:15,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:15,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1365 states and 2080 transitions. [2021-11-25 07:15:15,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2080 transitions. [2021-11-25 07:15:15,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:15:15,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:15,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:15,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:15:15,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:15,590 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:16,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1373 states and 2087 transitions. [2021-11-25 07:15:16,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2087 transitions. [2021-11-25 07:15:16,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:15:16,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:16,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:16,299 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:15:17,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1377 states and 2093 transitions. [2021-11-25 07:15:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2093 transitions. [2021-11-25 07:15:17,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:17,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:17,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:15:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1399 states and 2116 transitions. [2021-11-25 07:15:19,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2116 transitions. [2021-11-25 07:15:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:19,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:19,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:15:21,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:21,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1416 states and 2132 transitions. [2021-11-25 07:15:21,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2132 transitions. [2021-11-25 07:15:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:21,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:21,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:25,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:25,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1437 states and 2162 transitions. [2021-11-25 07:15:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2162 transitions. [2021-11-25 07:15:25,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:25,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:25,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:25,921 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1457 states and 2191 transitions. [2021-11-25 07:15:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2191 transitions. [2021-11-25 07:15:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:29,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:29,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:29,329 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:30,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1459 states and 2191 transitions. [2021-11-25 07:15:30,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2191 transitions. [2021-11-25 07:15:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:30,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:30,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:31,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1461 states and 2191 transitions. [2021-11-25 07:15:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2191 transitions. [2021-11-25 07:15:31,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:31,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:31,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1462 states and 2191 transitions. [2021-11-25 07:15:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2191 transitions. [2021-11-25 07:15:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:32,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:32,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:32,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:32,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1463 states and 2192 transitions. [2021-11-25 07:15:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2192 transitions. [2021-11-25 07:15:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:15:32,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:32,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:32,450 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:15:34,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1498 states and 2229 transitions. [2021-11-25 07:15:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2229 transitions. [2021-11-25 07:15:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 07:15:34,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:34,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-25 07:15:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:35,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1503 states and 2243 transitions. [2021-11-25 07:15:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2243 transitions. [2021-11-25 07:15:35,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 07:15:35,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:35,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-25 07:15:35,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:35,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1505 states and 2245 transitions. [2021-11-25 07:15:35,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2245 transitions. [2021-11-25 07:15:35,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 07:15:35,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:35,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:35,111 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-25 07:15:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1509 states and 2249 transitions. [2021-11-25 07:15:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2249 transitions. [2021-11-25 07:15:36,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 07:15:36,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,251 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-25 07:15:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1510 states and 2249 transitions. [2021-11-25 07:15:36,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 2249 transitions. [2021-11-25 07:15:36,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 07:15:36,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:15:36,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:36,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1511 states and 2250 transitions. [2021-11-25 07:15:36,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2250 transitions. [2021-11-25 07:15:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 07:15:36,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:36,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:36,832 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:15:37,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1512 states and 2252 transitions. [2021-11-25 07:15:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 2252 transitions. [2021-11-25 07:15:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 07:15:37,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:37,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:15:38,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1513 states and 2254 transitions. [2021-11-25 07:15:38,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 2254 transitions. [2021-11-25 07:15:38,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 07:15:38,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:38,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:38,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:15:38,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:39,286 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 55 proven. 29 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:15:48,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:48,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1548 states and 2311 transitions. [2021-11-25 07:15:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2311 transitions. [2021-11-25 07:15:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 07:15:48,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:48,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:48,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:15:48,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:48,580 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 55 proven. 29 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:15:49,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:49,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1566 states and 2330 transitions. [2021-11-25 07:15:49,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 2330 transitions. [2021-11-25 07:15:49,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 07:15:49,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:49,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 07:15:50,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:50,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1569 states and 2338 transitions. [2021-11-25 07:15:50,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 2338 transitions. [2021-11-25 07:15:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 07:15:50,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:50,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:50,876 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-11-25 07:15:51,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:51,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1575 states and 2345 transitions. [2021-11-25 07:15:51,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2345 transitions. [2021-11-25 07:15:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 07:15:51,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:51,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-11-25 07:15:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:52,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1576 states and 2345 transitions. [2021-11-25 07:15:52,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2345 transitions. [2021-11-25 07:15:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 07:15:52,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:52,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:52,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:15:52,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:15:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1577 states and 2347 transitions. [2021-11-25 07:15:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 2347 transitions. [2021-11-25 07:15:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 07:15:53,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:53,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-25 07:15:53,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1579 states and 2349 transitions. [2021-11-25 07:15:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2349 transitions. [2021-11-25 07:15:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 07:15:53,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:53,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:53,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:15:53,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:15:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 55 proven. 29 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:15:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:59,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1588 states and 2366 transitions. [2021-11-25 07:15:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2366 transitions. [2021-11-25 07:15:59,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 07:15:59,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:59,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-25 07:15:59,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:00,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1589 states and 2366 transitions. [2021-11-25 07:16:00,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 2366 transitions. [2021-11-25 07:16:00,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 07:16:00,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:00,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:00,036 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:16:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1625 states and 2405 transitions. [2021-11-25 07:16:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2405 transitions. [2021-11-25 07:16:03,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:16:03,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:03,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:04,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 1642 states and 2423 transitions. [2021-11-25 07:16:04,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2423 transitions. [2021-11-25 07:16:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:16:04,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:16:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 1643 states and 2425 transitions. [2021-11-25 07:16:04,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2425 transitions. [2021-11-25 07:16:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:16:04,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:16:07,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:07,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1653 states and 2436 transitions. [2021-11-25 07:16:07,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2436 transitions. [2021-11-25 07:16:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:16:07,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:07,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:16:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1654 states and 2436 transitions. [2021-11-25 07:16:08,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2436 transitions. [2021-11-25 07:16:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:16:08,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:08,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:08,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:08,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:08,850 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 57 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:16:17,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 1689 states and 2491 transitions. [2021-11-25 07:16:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2491 transitions. [2021-11-25 07:16:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:16:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:17,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:17,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:17,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 57 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:16:18,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 1707 states and 2510 transitions. [2021-11-25 07:16:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2510 transitions. [2021-11-25 07:16:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:16:18,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:18,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:16:18,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:18,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1708 states and 2512 transitions. [2021-11-25 07:16:18,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2512 transitions. [2021-11-25 07:16:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-25 07:16:18,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:18,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 07:16:21,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1717 states and 2523 transitions. [2021-11-25 07:16:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2523 transitions. [2021-11-25 07:16:21,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-25 07:16:21,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:21,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:21,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 07:16:21,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:21,389 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:16:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 1726 states and 2531 transitions. [2021-11-25 07:16:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2531 transitions. [2021-11-25 07:16:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 07:16:23,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:23,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:23,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:23,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 1727 states and 2533 transitions. [2021-11-25 07:16:23,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2533 transitions. [2021-11-25 07:16:23,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 07:16:23,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:23,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 1731 states and 2540 transitions. [2021-11-25 07:16:23,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2540 transitions. [2021-11-25 07:16:23,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 07:16:23,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:23,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:26,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:26,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1749 states and 2559 transitions. [2021-11-25 07:16:26,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2559 transitions. [2021-11-25 07:16:26,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 07:16:26,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:26,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:26,229 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:27,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1750 states and 2559 transitions. [2021-11-25 07:16:27,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2559 transitions. [2021-11-25 07:16:27,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:27,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:27,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:28,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1752 states and 2564 transitions. [2021-11-25 07:16:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2564 transitions. [2021-11-25 07:16:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:28,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:28,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 1770 states and 2584 transitions. [2021-11-25 07:16:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2584 transitions. [2021-11-25 07:16:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:30,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:30,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1773 states and 2586 transitions. [2021-11-25 07:16:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2586 transitions. [2021-11-25 07:16:31,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:31,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:31,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:31,339 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:16:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1774 states and 2586 transitions. [2021-11-25 07:16:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2586 transitions. [2021-11-25 07:16:32,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:32,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:32,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:32,049 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:16:34,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:34,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 1785 states and 2600 transitions. [2021-11-25 07:16:34,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2600 transitions. [2021-11-25 07:16:34,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:34,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:34,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-25 07:16:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:34,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 1790 states and 2611 transitions. [2021-11-25 07:16:34,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2611 transitions. [2021-11-25 07:16:34,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:34,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:34,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:34,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:16:34,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:16:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:37,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 1798 states and 2625 transitions. [2021-11-25 07:16:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2625 transitions. [2021-11-25 07:16:37,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:16:37,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:37,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:16:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 1800 states and 2632 transitions. [2021-11-25 07:16:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2632 transitions. [2021-11-25 07:16:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 07:16:38,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:16:39,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:39,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1801 states and 2633 transitions. [2021-11-25 07:16:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2633 transitions. [2021-11-25 07:16:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 07:16:39,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:39,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:39,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:16:39,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:16:39,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:39,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 1802 states and 2636 transitions. [2021-11-25 07:16:39,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2636 transitions. [2021-11-25 07:16:39,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 07:16:39,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:39,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:39,512 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:16:41,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:41,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1827 states and 2663 transitions. [2021-11-25 07:16:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2663 transitions. [2021-11-25 07:16:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 07:16:41,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:41,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:16:41,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:41,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1844 states and 2679 transitions. [2021-11-25 07:16:41,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2679 transitions. [2021-11-25 07:16:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 07:16:41,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:41,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:16:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1845 states and 2679 transitions. [2021-11-25 07:16:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2679 transitions. [2021-11-25 07:16:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 07:16:42,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:42,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:42,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:16:42,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:16:42,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:42,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 1847 states and 2683 transitions. [2021-11-25 07:16:42,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2683 transitions. [2021-11-25 07:16:42,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 07:16:42,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:42,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-25 07:16:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 1852 states and 2688 transitions. [2021-11-25 07:16:43,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2688 transitions. [2021-11-25 07:16:43,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 07:16:43,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:43,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:16:44,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:44,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1857 states and 2694 transitions. [2021-11-25 07:16:44,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2694 transitions. [2021-11-25 07:16:44,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 07:16:44,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:44,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:44,485 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:16:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1858 states and 2694 transitions. [2021-11-25 07:16:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2694 transitions. [2021-11-25 07:16:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 07:16:45,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:45,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:45,430 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:16:46,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:46,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1859 states and 2694 transitions. [2021-11-25 07:16:46,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2694 transitions. [2021-11-25 07:16:46,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:16:46,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:46,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:46,204 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:16:49,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:49,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1870 states and 2710 transitions. [2021-11-25 07:16:49,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2710 transitions. [2021-11-25 07:16:49,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:16:49,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:49,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:49,092 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:16:49,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:49,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1871 states and 2712 transitions. [2021-11-25 07:16:49,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2712 transitions. [2021-11-25 07:16:49,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:16:49,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:49,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:49,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:16:49,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:16:50,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:50,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1873 states and 2716 transitions. [2021-11-25 07:16:50,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2716 transitions. [2021-11-25 07:16:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:16:50,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:50,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:16:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1893 states and 2739 transitions. [2021-11-25 07:16:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2739 transitions. [2021-11-25 07:16:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:16:53,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:53,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:53,499 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:16:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1907 states and 2752 transitions. [2021-11-25 07:16:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2752 transitions. [2021-11-25 07:16:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 07:16:54,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:54,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:16:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:55,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 1908 states and 2755 transitions. [2021-11-25 07:16:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2755 transitions. [2021-11-25 07:16:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 07:16:55,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:55,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:16:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1912 states and 2763 transitions. [2021-11-25 07:16:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2763 transitions. [2021-11-25 07:16:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 07:16:57,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:57,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:16:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1913 states and 2763 transitions. [2021-11-25 07:16:57,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2763 transitions. [2021-11-25 07:16:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 07:16:57,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:57,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:16:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1914 states and 2766 transitions. [2021-11-25 07:16:57,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2766 transitions. [2021-11-25 07:16:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:16:57,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:57,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1937 states and 2803 transitions. [2021-11-25 07:17:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2803 transitions. [2021-11-25 07:17:03,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:17:03,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:03,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:04,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:04,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1939 states and 2804 transitions. [2021-11-25 07:17:04,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2804 transitions. [2021-11-25 07:17:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:17:04,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:04,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 1940 states and 2805 transitions. [2021-11-25 07:17:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2805 transitions. [2021-11-25 07:17:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:17:04,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:04,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 07:17:05,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 1945 states and 2808 transitions. [2021-11-25 07:17:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2808 transitions. [2021-11-25 07:17:05,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:17:05,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:05,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 07:17:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:06,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1962 states and 2824 transitions. [2021-11-25 07:17:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2824 transitions. [2021-11-25 07:17:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:17:06,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:06,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:06,872 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:17:09,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1976 states and 2838 transitions. [2021-11-25 07:17:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2838 transitions. [2021-11-25 07:17:09,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:17:09,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:09,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:09,070 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:17:09,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1985 states and 2846 transitions. [2021-11-25 07:17:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2846 transitions. [2021-11-25 07:17:09,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:17:09,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:09,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:15,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2007 states and 2874 transitions. [2021-11-25 07:17:15,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2874 transitions. [2021-11-25 07:17:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:17:15,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:15,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:19,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:19,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2015 states and 2882 transitions. [2021-11-25 07:17:19,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2882 transitions. [2021-11-25 07:17:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:17:19,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:19,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:19,580 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:21,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2017 states and 2882 transitions. [2021-11-25 07:17:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2882 transitions. [2021-11-25 07:17:21,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:17:21,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:21,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:22,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2018 states and 2882 transitions. [2021-11-25 07:17:22,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2882 transitions. [2021-11-25 07:17:22,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:17:22,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:22,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:23,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2019 states and 2882 transitions. [2021-11-25 07:17:23,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 2882 transitions. [2021-11-25 07:17:23,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:17:23,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:23,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:17:25,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2039 states and 2902 transitions. [2021-11-25 07:17:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2902 transitions. [2021-11-25 07:17:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 07:17:25,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:25,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:25,490 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:17:27,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2059 states and 2922 transitions. [2021-11-25 07:17:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2922 transitions. [2021-11-25 07:17:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:17:27,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:27,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-11-25 07:17:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:29,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2067 states and 2930 transitions. [2021-11-25 07:17:29,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2930 transitions. [2021-11-25 07:17:29,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:17:29,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:29,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-11-25 07:17:30,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2068 states and 2930 transitions. [2021-11-25 07:17:30,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2930 transitions. [2021-11-25 07:17:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:17:30,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:30,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:30,231 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:17:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2103 states and 2967 transitions. [2021-11-25 07:17:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2967 transitions. [2021-11-25 07:17:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 07:17:34,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:34,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:34,121 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:17:35,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:35,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2104 states and 2970 transitions. [2021-11-25 07:17:35,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2970 transitions. [2021-11-25 07:17:35,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 07:17:35,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:35,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-25 07:17:35,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2105 states and 2972 transitions. [2021-11-25 07:17:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2972 transitions. [2021-11-25 07:17:35,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:17:35,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:35,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:51,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:51,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2132 states and 3035 transitions. [2021-11-25 07:17:51,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 3035 transitions. [2021-11-25 07:17:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:17:51,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:51,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:17:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:55,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 2137 states and 3046 transitions. [2021-11-25 07:17:55,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 3046 transitions. [2021-11-25 07:17:55,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:17:55,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:55,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2148 states and 3069 transitions. [2021-11-25 07:18:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 3069 transitions. [2021-11-25 07:18:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:18:02,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:02,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:02,938 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 2149 states and 3070 transitions. [2021-11-25 07:18:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 3070 transitions. [2021-11-25 07:18:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:18:03,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:03,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:04,008 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2150 states and 3072 transitions. [2021-11-25 07:18:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 3072 transitions. [2021-11-25 07:18:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:18:05,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:05,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:06,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:06,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2151 states and 3073 transitions. [2021-11-25 07:18:06,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 3073 transitions. [2021-11-25 07:18:06,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:18:06,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:06,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2161 states and 3086 transitions. [2021-11-25 07:18:10,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 3086 transitions. [2021-11-25 07:18:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:18:10,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:10,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:10,454 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:11,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 2162 states and 3087 transitions. [2021-11-25 07:18:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 3087 transitions. [2021-11-25 07:18:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:18:11,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:11,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:11,669 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:18:11,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:11,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 2163 states and 3088 transitions. [2021-11-25 07:18:11,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 3088 transitions. [2021-11-25 07:18:11,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:18:11,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:11,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-25 07:18:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:14,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2171 states and 3103 transitions. [2021-11-25 07:18:14,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 3103 transitions. [2021-11-25 07:18:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 07:18:14,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:14,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:14,602 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-11-25 07:18:15,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:15,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2173 states and 3103 transitions. [2021-11-25 07:18:15,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 3103 transitions. [2021-11-25 07:18:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 07:18:15,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:15,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:15,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 2174 states and 3104 transitions. [2021-11-25 07:18:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 3104 transitions. [2021-11-25 07:18:15,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 07:18:15,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:15,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:15,189 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-25 07:18:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2175 states and 3107 transitions. [2021-11-25 07:18:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 3107 transitions. [2021-11-25 07:18:15,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 07:18:15,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:15,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-25 07:18:19,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 2211 states and 3146 transitions. [2021-11-25 07:18:19,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 3146 transitions. [2021-11-25 07:18:19,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:19,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:19,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:32,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 2238 states and 3197 transitions. [2021-11-25 07:18:32,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 3197 transitions. [2021-11-25 07:18:32,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:32,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:32,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:44,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2252 states and 3225 transitions. [2021-11-25 07:18:44,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 3225 transitions. [2021-11-25 07:18:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:44,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:44,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:52,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:52,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2262 states and 3247 transitions. [2021-11-25 07:18:52,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 3247 transitions. [2021-11-25 07:18:52,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:52,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:52,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:53,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:53,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 2263 states and 3248 transitions. [2021-11-25 07:18:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3248 transitions. [2021-11-25 07:18:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:53,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:53,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 2264 states and 3249 transitions. [2021-11-25 07:18:54,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 3249 transitions. [2021-11-25 07:18:54,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:54,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:54,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:55,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2265 states and 3252 transitions. [2021-11-25 07:18:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 3252 transitions. [2021-11-25 07:18:55,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:55,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:55,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:57,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2266 states and 3253 transitions. [2021-11-25 07:18:57,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 3253 transitions. [2021-11-25 07:18:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:57,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:57,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:57,383 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:18:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:58,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 2267 states and 3254 transitions. [2021-11-25 07:18:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 3254 transitions. [2021-11-25 07:18:58,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:18:58,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:58,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:58,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:18:58,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:18:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:19:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:04,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 2298 states and 3301 transitions. [2021-11-25 07:19:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 3301 transitions. [2021-11-25 07:19:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:19:04,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:04,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:04,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:19:04,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:19:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:19:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:05,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2300 states and 3304 transitions. [2021-11-25 07:19:05,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 3304 transitions. [2021-11-25 07:19:05,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:19:05,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:05,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:05,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:19:05,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:19:06,030 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:19:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 2301 states and 3305 transitions. [2021-11-25 07:19:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 3305 transitions. [2021-11-25 07:19:07,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:19:07,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:07,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:07,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:19:07,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:19:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:19:11,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 2315 states and 3322 transitions. [2021-11-25 07:19:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 3322 transitions. [2021-11-25 07:19:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:19:11,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:11,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:11,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:19:11,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:19:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:19:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2323 states and 3329 transitions. [2021-11-25 07:19:12,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3329 transitions. [2021-11-25 07:19:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:19:12,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:12,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:19:14,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 2324 states and 3332 transitions. [2021-11-25 07:19:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 3332 transitions. [2021-11-25 07:19:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:19:14,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:14,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-25 07:19:14,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:14,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2325 states and 3334 transitions. [2021-11-25 07:19:14,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 3334 transitions. [2021-11-25 07:19:14,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 07:19:14,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:14,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:14,403 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:19:14,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2326 states and 3335 transitions. [2021-11-25 07:19:14,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 3335 transitions. [2021-11-25 07:19:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 07:19:14,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:14,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:19:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:24,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 2343 states and 3360 transitions. [2021-11-25 07:19:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 3360 transitions. [2021-11-25 07:19:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 07:19:24,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:24,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:19:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 2346 states and 3361 transitions. [2021-11-25 07:19:26,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 3361 transitions. [2021-11-25 07:19:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 07:19:26,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:26,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:19:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 2347 states and 3361 transitions. [2021-11-25 07:19:27,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 3361 transitions. [2021-11-25 07:19:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 07:19:27,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:27,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:27,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 07:19:27,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:19:27,678 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:19:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2348 states and 3367 transitions. [2021-11-25 07:19:28,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3367 transitions. [2021-11-25 07:19:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 07:19:28,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:28,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:19:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:32,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2350 states and 3371 transitions. [2021-11-25 07:19:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 3371 transitions. [2021-11-25 07:19:32,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 07:19:32,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:32,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:19:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:34,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2352 states and 3378 transitions. [2021-11-25 07:19:34,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 3378 transitions. [2021-11-25 07:19:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:19:34,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:34,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:34,472 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:19:42,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:42,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2363 states and 3394 transitions. [2021-11-25 07:19:42,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 3394 transitions. [2021-11-25 07:19:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:19:42,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:42,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:19:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:43,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2364 states and 3394 transitions. [2021-11-25 07:19:43,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 3394 transitions. [2021-11-25 07:19:43,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:19:43,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:43,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:19:44,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:44,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 2365 states and 3395 transitions. [2021-11-25 07:19:44,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 3395 transitions. [2021-11-25 07:19:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:19:44,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:44,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:44,936 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-25 07:19:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 2372 states and 3401 transitions. [2021-11-25 07:19:46,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 3401 transitions. [2021-11-25 07:19:46,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:19:46,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:46,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:48,847 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:20:25,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 2476 states and 3585 transitions. [2021-11-25 07:20:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3585 transitions. [2021-11-25 07:20:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:20:25,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:25,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:20:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 2494 states and 3606 transitions. [2021-11-25 07:20:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 3606 transitions. [2021-11-25 07:20:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:20:38,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:38,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:38,174 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:20:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 2523 states and 3650 transitions. [2021-11-25 07:20:52,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3650 transitions. [2021-11-25 07:20:52,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:20:52,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:52,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:20:54,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:54,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 2527 states and 3653 transitions. [2021-11-25 07:20:54,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 3653 transitions. [2021-11-25 07:20:54,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:20:54,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:54,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:54,791 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:20:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 2529 states and 3655 transitions. [2021-11-25 07:20:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 3655 transitions. [2021-11-25 07:20:56,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:20:56,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:56,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:20:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:59,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 2547 states and 3672 transitions. [2021-11-25 07:20:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 3672 transitions. [2021-11-25 07:20:59,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:20:59,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:59,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 2584 states and 3712 transitions. [2021-11-25 07:21:06,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3712 transitions. [2021-11-25 07:21:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:21:06,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:06,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:06,615 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:08,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 2585 states and 3716 transitions. [2021-11-25 07:21:08,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 3716 transitions. [2021-11-25 07:21:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:21:08,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:08,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-11-25 07:21:09,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:09,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 2587 states and 3716 transitions. [2021-11-25 07:21:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 3716 transitions. [2021-11-25 07:21:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:21:09,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:09,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:10,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 2589 states and 3717 transitions. [2021-11-25 07:21:10,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3717 transitions. [2021-11-25 07:21:10,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:21:10,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:10,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:21:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 2603 states and 3734 transitions. [2021-11-25 07:21:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3734 transitions. [2021-11-25 07:21:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:21:15,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:15,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:21:16,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 2611 states and 3741 transitions. [2021-11-25 07:21:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 3741 transitions. [2021-11-25 07:21:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:21:16,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:16,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:16,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:16,743 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 07:21:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 2612 states and 3742 transitions. [2021-11-25 07:21:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3742 transitions. [2021-11-25 07:21:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:21:16,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:16,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:21:20,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:20,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 2628 states and 3757 transitions. [2021-11-25 07:21:20,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3757 transitions. [2021-11-25 07:21:20,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:21:20,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:20,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:20,155 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:21:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 2644 states and 3772 transitions. [2021-11-25 07:21:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 3772 transitions. [2021-11-25 07:21:23,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:21:23,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:23,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 07:21:23,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:23,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 2645 states and 3773 transitions. [2021-11-25 07:21:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3773 transitions. [2021-11-25 07:21:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:21:23,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:23,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 102 proven. 68 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:27,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 2646 states and 3773 transitions. [2021-11-25 07:21:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 3773 transitions. [2021-11-25 07:21:27,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:21:27,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:27,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 102 proven. 68 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:29,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 2649 states and 3775 transitions. [2021-11-25 07:21:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3775 transitions. [2021-11-25 07:21:29,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:21:29,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:29,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:29,047 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 102 proven. 68 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 2650 states and 3775 transitions. [2021-11-25 07:21:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 3775 transitions. [2021-11-25 07:21:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:21:30,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:30,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 102 proven. 68 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 2651 states and 3775 transitions. [2021-11-25 07:21:31,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3775 transitions. [2021-11-25 07:21:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:21:31,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:31,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 102 proven. 68 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:21:33,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:33,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 2652 states and 3775 transitions. [2021-11-25 07:21:33,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3775 transitions. [2021-11-25 07:21:33,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:21:33,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:33,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:33,503 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-25 07:21:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 2669 states and 3800 transitions. [2021-11-25 07:21:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3800 transitions. [2021-11-25 07:21:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:21:43,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:43,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-25 07:21:46,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:46,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 2672 states and 3801 transitions. [2021-11-25 07:21:46,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 3801 transitions. [2021-11-25 07:21:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:21:46,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:46,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-25 07:21:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 2673 states and 3801 transitions. [2021-11-25 07:21:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 3801 transitions. [2021-11-25 07:21:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:21:48,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:48,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:21:54,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 2702 states and 3844 transitions. [2021-11-25 07:21:54,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3844 transitions. [2021-11-25 07:21:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:21:54,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:54,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:21:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:57,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 2704 states and 3844 transitions. [2021-11-25 07:21:57,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 3844 transitions. [2021-11-25 07:21:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:21:57,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:57,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:21:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:59,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 2722 states and 3862 transitions. [2021-11-25 07:21:59,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3862 transitions. [2021-11-25 07:21:59,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:21:59,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:59,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:59,533 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:22:00,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 2723 states and 3862 transitions. [2021-11-25 07:22:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3862 transitions. [2021-11-25 07:22:00,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:00,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:00,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:01,351 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:22:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:03,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 2741 states and 3880 transitions. [2021-11-25 07:22:03,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3880 transitions. [2021-11-25 07:22:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:03,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:03,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:22:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:05,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 2742 states and 3880 transitions. [2021-11-25 07:22:05,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3880 transitions. [2021-11-25 07:22:05,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:05,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:05,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:22:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:08,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 2759 states and 3900 transitions. [2021-11-25 07:22:08,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 3900 transitions. [2021-11-25 07:22:08,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:08,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:08,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:09,210 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:22:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2762 states and 3902 transitions. [2021-11-25 07:22:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 3902 transitions. [2021-11-25 07:22:10,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:10,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:10,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:22:12,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:12,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2763 states and 3902 transitions. [2021-11-25 07:22:12,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3902 transitions. [2021-11-25 07:22:12,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:12,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:12,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:12,749 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:22:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:14,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2764 states and 3902 transitions. [2021-11-25 07:22:14,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3902 transitions. [2021-11-25 07:22:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:14,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:14,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:14,359 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:22:20,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 2774 states and 3912 transitions. [2021-11-25 07:22:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3912 transitions. [2021-11-25 07:22:20,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:22:20,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:20,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:22:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:21,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 2775 states and 3912 transitions. [2021-11-25 07:22:21,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3912 transitions. [2021-11-25 07:22:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:22:21,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:21,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-25 07:22:31,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 2786 states and 3928 transitions. [2021-11-25 07:22:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3928 transitions. [2021-11-25 07:22:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:22:31,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-25 07:22:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 2787 states and 3929 transitions. [2021-11-25 07:22:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 3929 transitions. [2021-11-25 07:22:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:22:32,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,782 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-25 07:22:34,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 2788 states and 3929 transitions. [2021-11-25 07:22:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3929 transitions. [2021-11-25 07:22:34,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:22:34,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,601 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 116 proven. 7 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:22:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 2818 states and 3990 transitions. [2021-11-25 07:22:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 3990 transitions. [2021-11-25 07:22:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:22:54,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 116 proven. 7 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:22:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 2820 states and 3995 transitions. [2021-11-25 07:22:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3995 transitions. [2021-11-25 07:22:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:22:57,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 116 proven. 7 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:22:59,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 2831 states and 4006 transitions. [2021-11-25 07:22:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 4006 transitions. [2021-11-25 07:22:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:22:59,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,443 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 116 proven. 7 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:23:00,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 2842 states and 4020 transitions. [2021-11-25 07:23:00,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 4020 transitions. [2021-11-25 07:23:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:23:00,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-25 07:23:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 2857 states and 4047 transitions. [2021-11-25 07:23:08,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 4047 transitions. [2021-11-25 07:23:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:23:08,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-25 07:23:14,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 2871 states and 4066 transitions. [2021-11-25 07:23:14,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 4066 transitions. [2021-11-25 07:23:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:23:14,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 116 proven. 7 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:23:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 2872 states and 4069 transitions. [2021-11-25 07:23:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 4069 transitions. [2021-11-25 07:23:16,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:23:16,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-25 07:23:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 2881 states and 4078 transitions. [2021-11-25 07:23:18,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 4078 transitions. [2021-11-25 07:23:18,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:23:18,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-25 07:23:19,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 2882 states and 4079 transitions. [2021-11-25 07:23:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 4079 transitions. [2021-11-25 07:23:19,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:23:19,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,294 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-25 07:23:20,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 2883 states and 4080 transitions. [2021-11-25 07:23:20,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 4080 transitions. [2021-11-25 07:23:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:23:20,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-11-25 07:23:20,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2884 states and 4082 transitions. [2021-11-25 07:23:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 4082 transitions. [2021-11-25 07:23:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:20,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,302 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:23:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 2885 states and 4084 transitions. [2021-11-25 07:23:22,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 4084 transitions. [2021-11-25 07:23:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:22,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,923 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:23:28,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 2911 states and 4109 transitions. [2021-11-25 07:23:28,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 4109 transitions. [2021-11-25 07:23:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:28,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-25 07:23:28,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 2913 states and 4112 transitions. [2021-11-25 07:23:28,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 4112 transitions. [2021-11-25 07:23:28,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:28,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,975 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 126 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:23:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:42,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 2943 states and 4163 transitions. [2021-11-25 07:23:42,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 4163 transitions. [2021-11-25 07:23:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:42,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:42,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:42,953 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 126 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:23:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 2954 states and 4177 transitions. [2021-11-25 07:23:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 4177 transitions. [2021-11-25 07:23:44,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:44,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:44,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 126 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:23:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 2965 states and 4188 transitions. [2021-11-25 07:23:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4188 transitions. [2021-11-25 07:23:45,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:45,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:45,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-11-25 07:23:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 2966 states and 4190 transitions. [2021-11-25 07:23:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 4190 transitions. [2021-11-25 07:23:47,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:47,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:47,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:47,621 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-11-25 07:23:52,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:52,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 2980 states and 4209 transitions. [2021-11-25 07:23:52,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 4209 transitions. [2021-11-25 07:23:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:23:52,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:52,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-11-25 07:23:54,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:54,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 2989 states and 4218 transitions. [2021-11-25 07:23:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 4218 transitions. [2021-11-25 07:23:54,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:54,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:54,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:54,524 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:23:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 2996 states and 4230 transitions. [2021-11-25 07:23:56,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 4230 transitions. [2021-11-25 07:23:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:56,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:56,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:23:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 3005 states and 4238 transitions. [2021-11-25 07:23:56,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 4238 transitions. [2021-11-25 07:23:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:56,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:56,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:23:56,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:56,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 3006 states and 4239 transitions. [2021-11-25 07:23:56,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 4239 transitions. [2021-11-25 07:23:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:56,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:56,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:56,394 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:23:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 3023 states and 4255 transitions. [2021-11-25 07:23:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 4255 transitions. [2021-11-25 07:23:56,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:56,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:56,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 126 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:23:56,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 3024 states and 4256 transitions. [2021-11-25 07:23:56,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4256 transitions. [2021-11-25 07:23:56,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:56,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:56,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:56,646 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-11-25 07:23:56,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 3025 states and 4257 transitions. [2021-11-25 07:23:56,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 4257 transitions. [2021-11-25 07:23:56,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:56,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:56,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-25 07:23:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:59,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 3042 states and 4283 transitions. [2021-11-25 07:23:59,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 4283 transitions. [2021-11-25 07:23:59,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:23:59,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:59,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:59,102 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-25 07:24:00,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:00,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 3053 states and 4294 transitions. [2021-11-25 07:24:00,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 4294 transitions. [2021-11-25 07:24:00,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-25 07:24:00,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:00,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:00,398 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:24:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 3075 states and 4316 transitions. [2021-11-25 07:24:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 4316 transitions. [2021-11-25 07:24:03,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 07:24:03,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:03,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked.