./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50151fd5b174ebc91ead294b24e8609853135da34cf3135980023271fd7c21f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:13:24,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:13:24,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:13:24,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:13:24,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:13:24,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:13:24,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:13:24,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:13:24,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:13:24,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:13:24,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:13:24,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:13:24,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:13:24,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:13:24,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:13:24,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:13:24,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:13:24,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:13:24,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:13:24,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:13:24,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:13:24,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:13:24,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:13:24,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:13:24,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:13:24,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:13:24,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:13:24,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:13:24,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:13:24,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:13:24,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:13:24,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:13:24,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:13:24,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:13:24,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:13:24,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:13:24,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:13:24,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:13:24,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:13:24,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:13:24,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:13:24,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:13:24,741 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:13:24,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:13:24,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:13:24,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:13:24,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:13:24,745 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:13:24,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:13:24,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:13:24,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:13:24,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:13:24,747 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:13:24,747 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:13:24,747 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:13:24,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:13:24,748 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:13:24,748 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:13:24,748 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:13:24,748 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:13:24,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:13:24,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:24,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:13:24,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:13:24,749 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:13:24,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:13:24,750 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_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50151fd5b174ebc91ead294b24e8609853135da34cf3135980023271fd7c21f6 [2021-11-23 01:13:24,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:13:25,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:13:25,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:13:25,023 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:13:25,023 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:13:25,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i [2021-11-23 01:13:25,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/data/8fe40b42a/967b5c91c1be4e2c860af7596a966b63/FLAG18f3e3a85 [2021-11-23 01:13:25,693 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:13:25,693 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i [2021-11-23 01:13:25,708 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/data/8fe40b42a/967b5c91c1be4e2c860af7596a966b63/FLAG18f3e3a85 [2021-11-23 01:13:25,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/data/8fe40b42a/967b5c91c1be4e2c860af7596a966b63 [2021-11-23 01:13:25,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:13:25,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:13:25,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:25,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:13:25,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:13:25,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:25,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fec59f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25, skipping insertion in model container [2021-11-23 01:13:25,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:25,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:13:26,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:26,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:26,401 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:13:26,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:26,544 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:13:26,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26 WrapperNode [2021-11-23 01:13:26,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:26,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:26,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:13:26,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:13:26,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,601 INFO L137 Inliner]: procedures = 166, calls = 79, calls flagged for inlining = 32, calls inlined = 7, statements flattened = 110 [2021-11-23 01:13:26,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:26,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:13:26,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:13:26,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:13:26,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:13:26,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:13:26,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:13:26,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:13:26,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:26" (1/1) ... [2021-11-23 01:13:26,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:26,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:13:26,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:13:26,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd20ce8-1d24-4df8-bbe1-b48ca7255b43/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:13:26,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:13:26,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:13:26,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:13:26,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:13:26,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:13:26,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:13:26,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:13:26,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:13:26,912 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:13:26,914 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:13:27,307 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:13:27,380 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:13:27,381 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 01:13:27,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:27 BoogieIcfgContainer [2021-11-23 01:13:27,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:13:27,385 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:13:27,385 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:13:27,395 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:13:27,396 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:27" (1/1) ... [2021-11-23 01:13:27,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:13:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:27,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2021-11-23 01:13:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2021-11-23 01:13:27,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:13:27,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:27,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:27,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:27,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2021-11-23 01:13:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2021-11-23 01:13:27,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:13:27,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:27,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:27,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2021-11-23 01:13:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2021-11-23 01:13:27,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:13:27,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:27,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:28,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2021-11-23 01:13:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2021-11-23 01:13:28,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:13:28,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:28,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2021-11-23 01:13:28,846 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2021-11-23 01:13:28,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:13:28,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:28,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2021-11-23 01:13:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2021-11-23 01:13:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:13:29,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:29,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:30,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:30,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2021-11-23 01:13:30,073 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2021-11-23 01:13:30,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:13:30,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:30,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:30,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2021-11-23 01:13:30,423 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2021-11-23 01:13:30,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:13:30,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:30,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:30,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:30,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 67 transitions. [2021-11-23 01:13:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2021-11-23 01:13:30,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:13:30,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:30,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:30,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:31,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 58 states and 70 transitions. [2021-11-23 01:13:31,019 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2021-11-23 01:13:31,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:13:31,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:31,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2021-11-23 01:13:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2021-11-23 01:13:31,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:13:31,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:31,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 74 transitions. [2021-11-23 01:13:31,763 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 74 transitions. [2021-11-23 01:13:31,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:13:31,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:32,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 63 states and 76 transitions. [2021-11-23 01:13:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2021-11-23 01:13:32,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:13:32,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:32,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:32,115 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 65 states and 79 transitions. [2021-11-23 01:13:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 79 transitions. [2021-11-23 01:13:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:13:32,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:32,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:32,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2021-11-23 01:13:32,952 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2021-11-23 01:13:32,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:13:32,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:32,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:32,981 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:33,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 69 states and 84 transitions. [2021-11-23 01:13:33,252 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2021-11-23 01:13:33,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:13:33,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:33,281 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:33,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 71 states and 86 transitions. [2021-11-23 01:13:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 86 transitions. [2021-11-23 01:13:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:13:33,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:33,599 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 72 states and 87 transitions. [2021-11-23 01:13:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 87 transitions. [2021-11-23 01:13:33,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:33,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,019 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2021-11-23 01:13:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2021-11-23 01:13:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:34,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:34,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,595 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:34,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:34,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2021-11-23 01:13:34,972 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2021-11-23 01:13:34,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:34,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:34,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,007 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:35,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 78 states and 94 transitions. [2021-11-23 01:13:35,314 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 94 transitions. [2021-11-23 01:13:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:35,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,348 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2021-11-23 01:13:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-11-23 01:13:35,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:35,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2021-11-23 01:13:36,035 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2021-11-23 01:13:36,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:36,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:36,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:36,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2021-11-23 01:13:36,407 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2021-11-23 01:13:36,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:36,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:36,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,615 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:37,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 103 transitions. [2021-11-23 01:13:37,156 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 103 transitions. [2021-11-23 01:13:37,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:37,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,290 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:37,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 87 states and 105 transitions. [2021-11-23 01:13:37,691 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2021-11-23 01:13:37,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:37,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 107 transitions. [2021-11-23 01:13:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 107 transitions. [2021-11-23 01:13:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:38,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:38,082 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 91 states and 109 transitions. [2021-11-23 01:13:38,464 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 109 transitions. [2021-11-23 01:13:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:38,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 93 states and 112 transitions. [2021-11-23 01:13:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 112 transitions. [2021-11-23 01:13:38,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:38,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:38,832 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:39,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:39,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 114 transitions. [2021-11-23 01:13:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 114 transitions. [2021-11-23 01:13:39,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:39,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:39,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:39,198 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:39,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:39,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2021-11-23 01:13:39,525 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2021-11-23 01:13:39,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:39,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:39,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 98 states and 118 transitions. [2021-11-23 01:13:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 118 transitions. [2021-11-23 01:13:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:40,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:40,471 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 120 transitions. [2021-11-23 01:13:40,911 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 120 transitions. [2021-11-23 01:13:40,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:40,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:41,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:41,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 102 states and 122 transitions. [2021-11-23 01:13:41,297 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 122 transitions. [2021-11-23 01:13:41,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:41,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:41,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:41,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:41,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 104 states and 124 transitions. [2021-11-23 01:13:41,719 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 124 transitions. [2021-11-23 01:13:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:41,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:41,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:41,753 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:42,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:42,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 106 states and 126 transitions. [2021-11-23 01:13:42,095 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 126 transitions. [2021-11-23 01:13:42,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:42,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:42,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 108 states and 129 transitions. [2021-11-23 01:13:42,461 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2021-11-23 01:13:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:42,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:42,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,498 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:42,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 110 states and 131 transitions. [2021-11-23 01:13:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 131 transitions. [2021-11-23 01:13:42,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:42,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:42,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,902 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:43,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 111 states and 132 transitions. [2021-11-23 01:13:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 132 transitions. [2021-11-23 01:13:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:43,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:43,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:43,514 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 113 states and 135 transitions. [2021-11-23 01:13:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions. [2021-11-23 01:13:44,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:44,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:44,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,322 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:44,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:44,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2021-11-23 01:13:44,860 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2021-11-23 01:13:44,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:44,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:44,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:45,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 117 states and 139 transitions. [2021-11-23 01:13:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 139 transitions. [2021-11-23 01:13:45,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:45,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:45,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:45,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:45,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 119 states and 141 transitions. [2021-11-23 01:13:45,741 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 141 transitions. [2021-11-23 01:13:45,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:45,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:45,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:46,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:46,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 121 states and 143 transitions. [2021-11-23 01:13:46,173 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2021-11-23 01:13:46,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:46,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:46,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:46,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:46,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 123 states and 145 transitions. [2021-11-23 01:13:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2021-11-23 01:13:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:46,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:46,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:46,626 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 125 states and 148 transitions. [2021-11-23 01:13:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 148 transitions. [2021-11-23 01:13:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:47,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:47,051 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 127 states and 150 transitions. [2021-11-23 01:13:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 150 transitions. [2021-11-23 01:13:47,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:47,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 128 states and 151 transitions. [2021-11-23 01:13:47,946 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2021-11-23 01:13:47,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:47,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:48,167 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:48,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 130 states and 154 transitions. [2021-11-23 01:13:48,874 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2021-11-23 01:13:48,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:48,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:48,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:49,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 132 states and 156 transitions. [2021-11-23 01:13:49,612 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2021-11-23 01:13:49,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:49,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:49,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:50,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 134 states and 158 transitions. [2021-11-23 01:13:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2021-11-23 01:13:50,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:50,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:50,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:50,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 136 states and 160 transitions. [2021-11-23 01:13:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 160 transitions. [2021-11-23 01:13:50,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:50,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:50,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:50,735 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 138 states and 162 transitions. [2021-11-23 01:13:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 162 transitions. [2021-11-23 01:13:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:51,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:51,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:51,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:51,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 140 states and 164 transitions. [2021-11-23 01:13:51,795 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2021-11-23 01:13:51,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:51,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:51,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:52,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 142 states and 166 transitions. [2021-11-23 01:13:52,478 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 166 transitions. [2021-11-23 01:13:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:52,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:52,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:52,515 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:53,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 144 states and 169 transitions. [2021-11-23 01:13:53,093 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 169 transitions. [2021-11-23 01:13:53,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:53,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:53,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:53,133 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:53,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:53,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 146 states and 171 transitions. [2021-11-23 01:13:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2021-11-23 01:13:53,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:53,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:53,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 147 states and 172 transitions. [2021-11-23 01:13:54,033 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2021-11-23 01:13:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:13:54,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:01,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 145 states and 168 transitions. [2021-11-23 01:14:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 168 transitions. [2021-11-23 01:14:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:01,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:01,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 147 states and 169 transitions. [2021-11-23 01:14:02,448 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 169 transitions. [2021-11-23 01:14:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:02,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:02,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:02,685 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:03,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 149 states and 170 transitions. [2021-11-23 01:14:03,209 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 170 transitions. [2021-11-23 01:14:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:03,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:03,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:04,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 151 states and 171 transitions. [2021-11-23 01:14:04,099 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 171 transitions. [2021-11-23 01:14:04,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:04,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:04,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:04,319 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 153 states and 172 transitions. [2021-11-23 01:14:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 172 transitions. [2021-11-23 01:14:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:04,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:04,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:05,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:05,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 155 states and 173 transitions. [2021-11-23 01:14:05,469 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 173 transitions. [2021-11-23 01:14:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:05,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:05,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:05,667 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 157 states and 174 transitions. [2021-11-23 01:14:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 174 transitions. [2021-11-23 01:14:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:06,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 159 states and 175 transitions. [2021-11-23 01:14:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 175 transitions. [2021-11-23 01:14:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:06,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 161 states and 177 transitions. [2021-11-23 01:14:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 177 transitions. [2021-11-23 01:14:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:07,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:07,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:07,898 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:08,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 163 states and 178 transitions. [2021-11-23 01:14:08,424 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 178 transitions. [2021-11-23 01:14:08,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:08,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:08,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:09,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:09,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 164 states and 178 transitions. [2021-11-23 01:14:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 178 transitions. [2021-11-23 01:14:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:09,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:09,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:09,721 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 01:14:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:10,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 163 states and 177 transitions. [2021-11-23 01:14:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2021-11-23 01:14:10,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:10,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:10,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:13,855 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:26,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:26,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 166 states and 193 transitions. [2021-11-23 01:14:26,412 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 193 transitions. [2021-11-23 01:14:26,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:26,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:26,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:34,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:34,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 166 states and 192 transitions. [2021-11-23 01:14:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 192 transitions. [2021-11-23 01:14:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:34,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:34,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:34,222 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:40,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:40,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 166 states and 191 transitions. [2021-11-23 01:14:40,949 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 191 transitions. [2021-11-23 01:14:40,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:40,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:40,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:41,046 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:47,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 166 states and 190 transitions. [2021-11-23 01:14:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 190 transitions. [2021-11-23 01:14:47,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:47,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 166 states and 189 transitions. [2021-11-23 01:14:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 189 transitions. [2021-11-23 01:14:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:53,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 166 states and 188 transitions. [2021-11-23 01:14:58,715 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 188 transitions. [2021-11-23 01:14:58,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:58,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,810 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 166 states and 187 transitions. [2021-11-23 01:15:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 187 transitions. [2021-11-23 01:15:03,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:03,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,406 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 166 states and 186 transitions. [2021-11-23 01:15:07,310 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 186 transitions. [2021-11-23 01:15:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:07,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 166 states and 185 transitions. [2021-11-23 01:15:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 185 transitions. [2021-11-23 01:15:10,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:10,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 166 states and 184 transitions. [2021-11-23 01:15:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 184 transitions. [2021-11-23 01:15:13,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:13,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,284 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 166 states and 183 transitions. [2021-11-23 01:15:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 183 transitions. [2021-11-23 01:15:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:14,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,466 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 01:15:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 170 states and 193 transitions. [2021-11-23 01:15:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 193 transitions. [2021-11-23 01:15:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:15,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,361 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:15:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 174 states and 213 transitions. [2021-11-23 01:15:32,475 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 213 transitions. [2021-11-23 01:15:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:32,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,089 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:15:37,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 225 transitions. [2021-11-23 01:15:37,548 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 225 transitions. [2021-11-23 01:15:37,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:37,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:15:46,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 175 states and 224 transitions. [2021-11-23 01:15:46,491 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 224 transitions. [2021-11-23 01:15:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:46,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,338 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 01:15:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 174 states and 223 transitions. [2021-11-23 01:15:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 223 transitions. [2021-11-23 01:15:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:49,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:15:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 174 states and 222 transitions. [2021-11-23 01:15:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 222 transitions. [2021-11-23 01:15:51,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:51,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,517 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 174 states and 221 transitions. [2021-11-23 01:16:02,469 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 221 transitions. [2021-11-23 01:16:02,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:02,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:09,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 177 states and 230 transitions. [2021-11-23 01:16:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 230 transitions. [2021-11-23 01:16:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:09,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,003 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 177 states and 229 transitions. [2021-11-23 01:16:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 229 transitions. [2021-11-23 01:16:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:12,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,124 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 177 states and 228 transitions. [2021-11-23 01:16:21,082 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 228 transitions. [2021-11-23 01:16:21,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:21,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,105 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 177 states and 227 transitions. [2021-11-23 01:16:23,171 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 227 transitions. [2021-11-23 01:16:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:23,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 177 states and 226 transitions. [2021-11-23 01:16:30,636 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 226 transitions. [2021-11-23 01:16:30,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:30,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,668 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:32,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 178 states and 234 transitions. [2021-11-23 01:16:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 234 transitions. [2021-11-23 01:16:32,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:32,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:35,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 178 states and 233 transitions. [2021-11-23 01:16:35,112 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 233 transitions. [2021-11-23 01:16:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:35,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:37,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 179 states and 234 transitions. [2021-11-23 01:16:37,577 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 234 transitions. [2021-11-23 01:16:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:37,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:44,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 179 states and 232 transitions. [2021-11-23 01:16:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 232 transitions. [2021-11-23 01:16:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:44,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:44,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:44,060 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 231 transitions. [2021-11-23 01:16:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 231 transitions. [2021-11-23 01:16:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:46,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,237 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:48,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:48,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 179 states and 229 transitions. [2021-11-23 01:16:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 229 transitions. [2021-11-23 01:16:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:48,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:48,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 179 states and 228 transitions. [2021-11-23 01:16:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2021-11-23 01:16:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:50,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:50,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 179 states and 226 transitions. [2021-11-23 01:16:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 226 transitions. [2021-11-23 01:16:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:53,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:53,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:55,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:55,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 179 states and 224 transitions. [2021-11-23 01:16:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 224 transitions. [2021-11-23 01:16:55,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:55,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:55,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:56,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 179 states and 222 transitions. [2021-11-23 01:16:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 222 transitions. [2021-11-23 01:16:56,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:16:56,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:56,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:04,710 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 91 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 185 states and 249 transitions. [2021-11-23 01:17:28,064 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 249 transitions. [2021-11-23 01:17:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:28,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:28,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 01:17:32,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 187 states and 255 transitions. [2021-11-23 01:17:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 255 transitions. [2021-11-23 01:17:32,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:32,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:32,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:32,356 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:17:36,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:36,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 189 states and 261 transitions. [2021-11-23 01:17:36,988 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 261 transitions. [2021-11-23 01:17:36,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:36,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:36,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:03,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:03,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 195 states and 281 transitions. [2021-11-23 01:18:03,923 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 281 transitions. [2021-11-23 01:18:03,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:18:03,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:03,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:04,016 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 91 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:06,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 196 states and 282 transitions. [2021-11-23 01:18:06,657 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 282 transitions. [2021-11-23 01:18:06,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:18:06,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:06,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:06,678 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:18:13,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 196 states and 281 transitions. [2021-11-23 01:18:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 281 transitions. [2021-11-23 01:18:13,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:18:13,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:13,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:25,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 201 states and 299 transitions. [2021-11-23 01:18:25,540 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 299 transitions. [2021-11-23 01:18:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:18:25,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:25,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:25,561 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:18:31,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:31,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 201 states and 298 transitions. [2021-11-23 01:18:31,005 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 298 transitions. [2021-11-23 01:18:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:18:31,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:31,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:31,022 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:18:41,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 201 states and 297 transitions. [2021-11-23 01:18:41,835 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 297 transitions. [2021-11-23 01:18:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:18:41,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,850 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:18:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 201 states and 296 transitions. [2021-11-23 01:18:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 296 transitions. [2021-11-23 01:18:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:18:45,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:45,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:45,763 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:18:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 201 states and 295 transitions. [2021-11-23 01:18:47,038 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 295 transitions. [2021-11-23 01:18:47,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:47,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:47,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:49,569 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:19:02,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:02,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 204 states and 305 transitions. [2021-11-23 01:19:02,514 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 305 transitions. [2021-11-23 01:19:02,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:19:02,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:02,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:19:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 211 states and 337 transitions. [2021-11-23 01:19:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 337 transitions. [2021-11-23 01:19:42,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:19:42,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:42,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:19:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 211 states and 336 transitions. [2021-11-23 01:19:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 336 transitions. [2021-11-23 01:19:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:19:45,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:45,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:45,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 218 states and 369 transitions. [2021-11-23 01:20:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 369 transitions. [2021-11-23 01:20:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:20:45,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,386 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 223 states and 395 transitions. [2021-11-23 01:21:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 395 transitions. [2021-11-23 01:21:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:21:21,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,229 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:21:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 226 states and 416 transitions. [2021-11-23 01:21:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 416 transitions. [2021-11-23 01:21:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:21:33,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:21:56,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 226 states and 415 transitions. [2021-11-23 01:21:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 415 transitions. [2021-11-23 01:21:56,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:21:56,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:21:59,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 226 states and 414 transitions. [2021-11-23 01:21:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 414 transitions. [2021-11-23 01:21:59,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:21:59,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:22:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 229 states and 437 transitions. [2021-11-23 01:22:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 437 transitions. [2021-11-23 01:22:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:22:11,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,903 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 229 states and 436 transitions. [2021-11-23 01:22:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 436 transitions. [2021-11-23 01:22:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:22:31,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,605 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:22:35,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 230 states and 446 transitions. [2021-11-23 01:22:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 446 transitions. [2021-11-23 01:22:35,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:22:35,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:22:42,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 232 states and 457 transitions. [2021-11-23 01:22:42,062 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 457 transitions. [2021-11-23 01:22:42,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:22:42,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,093 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:22:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 233 states and 464 transitions. [2021-11-23 01:22:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 464 transitions. [2021-11-23 01:22:45,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:22:45,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:22:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 233 states and 463 transitions. [2021-11-23 01:22:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 463 transitions. [2021-11-23 01:22:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:22:49,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,009 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:23:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 233 states and 461 transitions. [2021-11-23 01:23:09,103 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 461 transitions. [2021-11-23 01:23:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:23:09,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-11-23 01:23:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:18,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 237 states and 477 transitions. [2021-11-23 01:23:18,296 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 477 transitions. [2021-11-23 01:23:18,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:23:18,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:18,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:23:33,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:33,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 241 states and 498 transitions. [2021-11-23 01:23:33,384 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 498 transitions. [2021-11-23 01:23:33,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:23:33,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:33,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:23:37,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:37,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 242 states and 500 transitions. [2021-11-23 01:23:37,430 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 500 transitions. [2021-11-23 01:23:37,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:23:37,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:37,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:23:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 242 states and 498 transitions. [2021-11-23 01:23:50,908 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 498 transitions. [2021-11-23 01:23:50,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:23:50,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:50,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:50,928 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:24:11,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 242 states and 497 transitions. [2021-11-23 01:24:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 497 transitions. [2021-11-23 01:24:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:24:11,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:11,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:11,380 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:24:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 242 states and 495 transitions. [2021-11-23 01:24:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 495 transitions. [2021-11-23 01:24:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:24:28,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:28,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:28,590 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 242 states and 494 transitions. [2021-11-23 01:24:49,097 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 494 transitions. [2021-11-23 01:24:49,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:24:49,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:49,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:49,125 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:24:54,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 243 states and 497 transitions. [2021-11-23 01:24:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 497 transitions. [2021-11-23 01:24:54,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:24:54,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:54,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:54,087 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:25:02,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:02,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 245 states and 501 transitions. [2021-11-23 01:25:02,789 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 501 transitions. [2021-11-23 01:25:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:25:02,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:02,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:02,923 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.