./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash afac0863a681e4712e7bffaf04a415cd693c6153e1fe439605f11a4c250fdcc1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:40:25,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:40:25,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:40:25,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:40:25,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:40:25,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:40:25,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:40:25,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:40:25,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:40:25,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:40:25,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:40:25,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:40:25,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:40:25,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:40:25,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:40:25,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:40:25,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:40:25,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:40:25,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:40:25,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:40:25,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:40:25,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:40:25,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:40:25,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:40:25,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:40:25,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:40:25,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:40:25,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:40:25,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:40:25,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:40:25,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:40:25,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:40:25,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:40:25,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:40:25,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:40:25,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:40:25,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:40:25,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:40:25,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:40:25,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:40:25,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:40:25,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:40:25,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:40:25,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:40:25,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:40:25,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:40:25,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:40:25,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:40:25,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:40:25,945 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:40:25,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:40:25,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:40:25,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:40:25,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:40:25,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:40:25,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:40:25,948 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:40:25,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:40:25,948 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:40:25,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:40:25,949 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:40:25,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:40:25,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:40:25,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:40:25,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:40:25,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:40:25,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:40:25,951 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:40:25,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:40:25,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:40:25,952 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_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afac0863a681e4712e7bffaf04a415cd693c6153e1fe439605f11a4c250fdcc1 [2021-11-13 23:40:26,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:40:26,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:40:26,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:40:26,330 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:40:26,331 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:40:26,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-13 23:40:26,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/data/1adcff060/b9d4754944bb49bf994b721475b4fb07/FLAG497e187fb [2021-11-13 23:40:26,975 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:40:26,978 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-13 23:40:26,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/data/1adcff060/b9d4754944bb49bf994b721475b4fb07/FLAG497e187fb [2021-11-13 23:40:27,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/data/1adcff060/b9d4754944bb49bf994b721475b4fb07 [2021-11-13 23:40:27,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:40:27,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:40:27,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:40:27,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:40:27,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:40:27,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c52d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27, skipping insertion in model container [2021-11-13 23:40:27,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:40:27,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:40:27,577 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4069,4082] [2021-11-13 23:40:27,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:40:27,608 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:40:27,640 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4069,4082] [2021-11-13 23:40:27,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:40:27,671 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:40:27,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27 WrapperNode [2021-11-13 23:40:27,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:40:27,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:40:27,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:40:27,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:40:27,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:40:27,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:40:27,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:40:27,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:40:27,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:40:27,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:40:27,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:40:27,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:40:27,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:40:27" (1/1) ... [2021-11-13 23:40:27,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:40:27,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:40:27,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:40:27,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ed9ab6-817d-46ae-858a-06da413aa19b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:40:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:40:27,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:40:27,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:40:27,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:40:28,470 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:40:28,474 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:40:28,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:40:28 BoogieIcfgContainer [2021-11-13 23:40:28,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:40:28,485 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:40:28,485 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:40:28,499 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:40:28,499 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:40:28" (1/1) ... [2021-11-13 23:40:28,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:40:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:28,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2021-11-13 23:40:28,585 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2021-11-13 23:40:28,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:40:28,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:28,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:29,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2021-11-13 23:40:29,112 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2021-11-13 23:40:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:40:29,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:29,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 91 transitions. [2021-11-13 23:40:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 91 transitions. [2021-11-13 23:40:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:40:29,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:29,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:29,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:29,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2021-11-13 23:40:29,463 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2021-11-13 23:40:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:40:29,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:29,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:29,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:29,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:29,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2021-11-13 23:40:29,790 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2021-11-13 23:40:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:40:29,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:29,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:29,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:29,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2021-11-13 23:40:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2021-11-13 23:40:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:40:29,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:29,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:29,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:29,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2021-11-13 23:40:29,935 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2021-11-13 23:40:29,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:29,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:29,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:30,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:31,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:31,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2021-11-13 23:40:31,160 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2021-11-13 23:40:31,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:31,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:31,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:31,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:31,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:31,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 89 states and 143 transitions. [2021-11-13 23:40:31,248 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions. [2021-11-13 23:40:31,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:31,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:31,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:31,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-13 23:40:31,323 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-13 23:40:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:31,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:31,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:31,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:31,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2021-11-13 23:40:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2021-11-13 23:40:31,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:31,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:31,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:32,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:32,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 109 states and 176 transitions. [2021-11-13 23:40:32,918 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2021-11-13 23:40:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:32,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:32,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 128 states and 209 transitions. [2021-11-13 23:40:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 209 transitions. [2021-11-13 23:40:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:35,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:35,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:35,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:35,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 209 transitions. [2021-11-13 23:40:35,725 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2021-11-13 23:40:35,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:35,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:35,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:35,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:35,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 130 states and 209 transitions. [2021-11-13 23:40:35,871 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2021-11-13 23:40:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:35,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:35,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:35,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 131 states and 209 transitions. [2021-11-13 23:40:35,989 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 209 transitions. [2021-11-13 23:40:35,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:35,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:35,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:36,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:36,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 132 states and 209 transitions. [2021-11-13 23:40:36,113 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 209 transitions. [2021-11-13 23:40:36,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:36,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:36,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:36,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:36,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 133 states and 209 transitions. [2021-11-13 23:40:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 209 transitions. [2021-11-13 23:40:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:36,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:36,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:36,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:36,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 134 states and 209 transitions. [2021-11-13 23:40:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 209 transitions. [2021-11-13 23:40:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:36,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:36,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:40,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:40,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 142 states and 223 transitions. [2021-11-13 23:40:40,364 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 223 transitions. [2021-11-13 23:40:40,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:40,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:40,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:40,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:41,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 146 states and 234 transitions. [2021-11-13 23:40:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 234 transitions. [2021-11-13 23:40:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:40:41,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:41,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:47,518 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:23,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 176 states and 314 transitions. [2021-11-13 23:41:23,723 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 314 transitions. [2021-11-13 23:41:23,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:41:23,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:23,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:41:42,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 189 states and 343 transitions. [2021-11-13 23:41:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 343 transitions. [2021-11-13 23:41:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:41:42,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:42,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:41:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 198 states and 361 transitions. [2021-11-13 23:41:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 361 transitions. [2021-11-13 23:41:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:41:52,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:52,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:42:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 212 states and 390 transitions. [2021-11-13 23:42:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 390 transitions. [2021-11-13 23:42:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:42:10,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:10,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:42:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 216 states and 397 transitions. [2021-11-13 23:42:14,148 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 397 transitions. [2021-11-13 23:42:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:42:14,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:14,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:25,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:00,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 244 states and 487 transitions. [2021-11-13 23:44:00,879 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 487 transitions. [2021-11-13 23:44:00,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:44:00,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:00,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:45:40,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:40,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 275 states and 579 transitions. [2021-11-13 23:45:40,315 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 579 transitions. [2021-11-13 23:45:40,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:45:40,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:40,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:43,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 278 states and 584 transitions. [2021-11-13 23:45:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 584 transitions. [2021-11-13 23:45:43,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:43,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:43,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:44,003 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 295 states and 619 transitions. [2021-11-13 23:46:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 619 transitions. [2021-11-13 23:46:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:23,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:23,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:24,999 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:46:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 296 states and 620 transitions. [2021-11-13 23:46:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 620 transitions. [2021-11-13 23:46:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:27,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:27,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:05,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 314 states and 664 transitions. [2021-11-13 23:47:05,674 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 664 transitions. [2021-11-13 23:47:05,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:47:05,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:05,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:34,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 328 states and 690 transitions. [2021-11-13 23:47:34,906 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 690 transitions. [2021-11-13 23:47:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:47:34,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:34,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:35,607 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:53,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:53,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 339 states and 710 transitions. [2021-11-13 23:47:53,003 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 710 transitions. [2021-11-13 23:47:53,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:47:53,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:53,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:53,985 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:48:15,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:15,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 350 states and 747 transitions. [2021-11-13 23:48:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 747 transitions. [2021-11-13 23:48:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:48:15,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:15,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:15,095 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:48:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 355 states and 757 transitions. [2021-11-13 23:48:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 757 transitions. [2021-11-13 23:48:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:48:18,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:18,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:48:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 357 states and 772 transitions. [2021-11-13 23:48:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 772 transitions. [2021-11-13 23:48:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:48:26,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:26,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:26,711 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:48:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 359 states and 785 transitions. [2021-11-13 23:48:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 785 transitions. [2021-11-13 23:48:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:48:33,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:33,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:33,930 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:48:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:45,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 364 states and 793 transitions. [2021-11-13 23:48:45,024 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 793 transitions. [2021-11-13 23:48:45,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:48:45,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:45,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:48:51,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 369 states and 802 transitions. [2021-11-13 23:48:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 802 transitions. [2021-11-13 23:48:51,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:48:51,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:51,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:49:05,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 378 states and 835 transitions. [2021-11-13 23:49:05,922 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 835 transitions. [2021-11-13 23:49:05,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:49:05,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:05,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:05,956 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:49:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:20,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 385 states and 856 transitions. [2021-11-13 23:49:20,481 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 856 transitions. [2021-11-13 23:49:20,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:49:20,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:20,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:20,515 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:49:38,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:38,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 392 states and 878 transitions. [2021-11-13 23:49:38,845 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 878 transitions. [2021-11-13 23:49:38,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:49:38,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:38,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:49:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 397 states and 885 transitions. [2021-11-13 23:49:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 885 transitions. [2021-11-13 23:49:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:49:48,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:48,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:48,928 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:50:03,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 404 states and 906 transitions. [2021-11-13 23:50:03,886 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 906 transitions. [2021-11-13 23:50:03,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:50:03,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:03,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:03,919 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:50:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 411 states and 926 transitions. [2021-11-13 23:50:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 926 transitions. [2021-11-13 23:50:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:50:19,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:50:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 418 states and 944 transitions. [2021-11-13 23:50:40,619 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 944 transitions. [2021-11-13 23:50:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:50:40,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,653 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:50:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 425 states and 964 transitions. [2021-11-13 23:50:57,391 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 964 transitions. [2021-11-13 23:50:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:50:57,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:57,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:51:12,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 432 states and 980 transitions. [2021-11-13 23:51:12,787 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 980 transitions. [2021-11-13 23:51:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:51:12,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,820 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:51:27,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 439 states and 994 transitions. [2021-11-13 23:51:27,803 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 994 transitions. [2021-11-13 23:51:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:51:27,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,834 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:51:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 444 states and 999 transitions. [2021-11-13 23:51:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 999 transitions. [2021-11-13 23:51:32,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:51:32,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,479 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:51:44,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:44,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 461 states and 1032 transitions. [2021-11-13 23:51:44,456 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1032 transitions. [2021-11-13 23:51:44,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:51:44,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:44,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:44,487 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:51:47,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 460 states and 1029 transitions. [2021-11-13 23:51:47,300 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1029 transitions. [2021-11-13 23:51:47,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:51:47,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:51:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 461 states and 1029 transitions. [2021-11-13 23:51:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1029 transitions. [2021-11-13 23:51:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:51:47,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,429 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:51:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 462 states and 1029 transitions. [2021-11-13 23:51:47,485 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1029 transitions. [2021-11-13 23:51:47,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:51:47,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:52:02,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:02,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 479 states and 1069 transitions. [2021-11-13 23:52:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1069 transitions. [2021-11-13 23:52:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:02,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:02,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:02,046 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:52:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:16,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 497 states and 1119 transitions. [2021-11-13 23:52:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1119 transitions. [2021-11-13 23:52:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:16,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:16,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:52:19,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:19,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 500 states and 1123 transitions. [2021-11-13 23:52:19,096 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1123 transitions. [2021-11-13 23:52:19,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:19,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:19,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:52:19,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:19,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 501 states and 1123 transitions. [2021-11-13 23:52:19,205 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1123 transitions. [2021-11-13 23:52:19,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:19,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:19,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:19,234 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:52:19,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:19,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 502 states and 1123 transitions. [2021-11-13 23:52:19,287 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1123 transitions. [2021-11-13 23:52:19,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:19,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:19,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:52:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:21,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 503 states and 1126 transitions. [2021-11-13 23:52:21,434 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1126 transitions. [2021-11-13 23:52:21,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:21,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:21,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:52:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:22,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 504 states and 1126 transitions. [2021-11-13 23:52:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1126 transitions. [2021-11-13 23:52:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:22,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:22,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:52:29,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:29,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 504 states and 1125 transitions. [2021-11-13 23:52:29,005 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1125 transitions. [2021-11-13 23:52:29,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:29,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:29,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:52:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:35,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 504 states and 1124 transitions. [2021-11-13 23:52:35,687 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1124 transitions. [2021-11-13 23:52:35,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:35,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:35,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:52:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 505 states and 1124 transitions. [2021-11-13 23:52:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1124 transitions. [2021-11-13 23:52:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:35,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:35,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:52:35,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:35,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 506 states and 1124 transitions. [2021-11-13 23:52:35,901 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1124 transitions. [2021-11-13 23:52:35,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:35,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:35,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:35,987 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:52:44,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:44,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 508 states and 1126 transitions. [2021-11-13 23:52:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1126 transitions. [2021-11-13 23:52:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:52:44,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:44,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:52:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 506 states and 1121 transitions. [2021-11-13 23:52:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1121 transitions. [2021-11-13 23:52:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:52:45,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:45,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:46,812 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 46 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.