./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/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_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6374c4e2c0297c3123cfdf0954bdc9362f3fda9d9942785abd7924d756030a0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:09:16,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:09:16,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:09:16,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:09:16,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:09:16,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:09:16,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:09:16,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:09:16,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:09:16,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:09:16,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:09:16,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:09:16,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:09:16,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:09:16,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:09:16,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:09:16,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:09:16,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:09:16,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:09:16,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:09:16,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:09:16,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:09:16,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:09:16,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:09:16,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:09:16,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:09:16,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:09:16,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:09:16,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:09:16,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:09:16,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:09:16,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:09:16,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:09:16,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:09:16,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:09:16,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:09:16,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:09:16,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:09:16,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:09:16,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:09:16,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:09:16,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:09:16,718 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:09:16,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:09:16,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:09:16,723 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:09:16,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:09:16,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:09:16,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:09:16,726 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:09:16,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:09:16,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:09:16,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:09:16,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:09:16,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:09:16,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:09:16,728 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:09:16,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:09:16,729 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:09:16,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:09:16,729 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:09:16,730 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:09:16,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:09:16,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:16,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:09:16,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:09:16,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:09:16,731 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:09:16,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:09:16,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:09:16,732 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_462f570c-45e4-4bd3-b36a-0b62ce4839d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6374c4e2c0297c3123cfdf0954bdc9362f3fda9d9942785abd7924d756030a0 [2021-11-23 01:09:16,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:09:17,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:09:17,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:09:17,025 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:09:17,027 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:09:17,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 01:09:17,128 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/data/19e9936dc/14453c8cf3374b69afb7410bf27d188d/FLAGa67ed35af [2021-11-23 01:09:17,624 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:09:17,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 01:09:17,639 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/data/19e9936dc/14453c8cf3374b69afb7410bf27d188d/FLAGa67ed35af [2021-11-23 01:09:17,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/data/19e9936dc/14453c8cf3374b69afb7410bf27d188d [2021-11-23 01:09:17,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:09:17,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:09:17,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:17,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:09:17,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:09:17,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:17" (1/1) ... [2021-11-23 01:09:17,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@532a836f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:17, skipping insertion in model container [2021-11-23 01:09:17,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:17" (1/1) ... [2021-11-23 01:09:17,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:09:18,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:09:18,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9092,9105] [2021-11-23 01:09:18,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:18,410 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:09:18,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9092,9105] [2021-11-23 01:09:18,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:18,691 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:09:18,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18 WrapperNode [2021-11-23 01:09:18,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:18,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:18,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:09:18,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:09:18,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,797 INFO L137 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 729 [2021-11-23 01:09:18,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:18,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:09:18,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:09:18,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:09:18,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:09:18,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:09:18,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:09:18,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:09:18,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:18" (1/1) ... [2021-11-23 01:09:18,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:18,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:09:18,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:09:18,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462f570c-45e4-4bd3-b36a-0b62ce4839d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:09:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:09:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:09:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:09:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:09:19,133 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:09:19,135 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:09:19,862 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:09:20,090 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:09:20,091 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:09:20,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:20 BoogieIcfgContainer [2021-11-23 01:09:20,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:09:20,096 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:09:20,096 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:09:20,106 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:09:20,106 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:20" (1/1) ... [2021-11-23 01:09:20,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:09:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 124 states and 216 transitions. [2021-11-23 01:09:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 216 transitions. [2021-11-23 01:09:20,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:09:20,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,612 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 01:09:20,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 124 states and 214 transitions. [2021-11-23 01:09:20,792 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 214 transitions. [2021-11-23 01:09:20,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:09:20,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,977 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 01:09:21,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 231 transitions. [2021-11-23 01:09:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 231 transitions. [2021-11-23 01:09:21,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:09:21,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,595 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 01:09:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 236 transitions. [2021-11-23 01:09:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 236 transitions. [2021-11-23 01:09:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:09:22,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,484 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 01:09:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 237 transitions. [2021-11-23 01:09:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 237 transitions. [2021-11-23 01:09:22,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:09:22,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,629 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 01:09:22,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 130 states and 224 transitions. [2021-11-23 01:09:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 224 transitions. [2021-11-23 01:09:22,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:09:22,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,859 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 01:09:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 237 transitions. [2021-11-23 01:09:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 237 transitions. [2021-11-23 01:09:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:09:23,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,987 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 01:09:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 134 states and 231 transitions. [2021-11-23 01:09:24,044 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 231 transitions. [2021-11-23 01:09:24,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:09:24,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,133 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 01:09:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2021-11-23 01:09:24,177 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2021-11-23 01:09:24,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:09:24,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,362 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 01:09:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 131 states and 222 transitions. [2021-11-23 01:09:26,335 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 222 transitions. [2021-11-23 01:09:26,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:09:26,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,419 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 01:09:26,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 210 transitions. [2021-11-23 01:09:26,469 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 210 transitions. [2021-11-23 01:09:26,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:09:26,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,657 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 01:09:29,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 124 states and 209 transitions. [2021-11-23 01:09:29,033 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2021-11-23 01:09:29,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:09:29,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,535 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 01:10:35,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:35,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 126 states and 211 transitions. [2021-11-23 01:10:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2021-11-23 01:10:35,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:10:35,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:35,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:36,439 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 01:11:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 129 states and 213 transitions. [2021-11-23 01:11:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 213 transitions. [2021-11-23 01:11:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:11:48,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:25,982 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 01:15:37,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 133 states and 218 transitions. [2021-11-23 01:15:37,109 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 218 transitions. [2021-11-23 01:15:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:15:37,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,661 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 01:15:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-23 01:15:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-23 01:15:48,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:15:48,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2021-11-23 01:16:15,636 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2021-11-23 01:16:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:16:15,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:42,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 157 states and 257 transitions. [2021-11-23 01:16:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2021-11-23 01:16:42,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:16:42,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:42,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:42,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:42,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 158 states and 257 transitions. [2021-11-23 01:16:42,468 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 257 transitions. [2021-11-23 01:16:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:16:42,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:42,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:08,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 01:17:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 01:17:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:17:08,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:08,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 177 states and 290 transitions. [2021-11-23 01:17:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 290 transitions. [2021-11-23 01:17:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:17:08,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:08,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:08,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 178 states and 290 transitions. [2021-11-23 01:17:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 290 transitions. [2021-11-23 01:17:08,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:17:08,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:08,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:09,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:33,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 201 states and 333 transitions. [2021-11-23 01:17:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 333 transitions. [2021-11-23 01:17:33,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:17:33,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:33,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 202 states and 333 transitions. [2021-11-23 01:17:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 333 transitions. [2021-11-23 01:17:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:17:33,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:33,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:33,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:33,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 203 states and 333 transitions. [2021-11-23 01:17:33,628 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 333 transitions. [2021-11-23 01:17:33,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:17:33,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:33,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 204 states and 333 transitions. [2021-11-23 01:17:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 333 transitions. [2021-11-23 01:17:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:17:33,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:33,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:34,624 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:57,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:57,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 232 states and 386 transitions. [2021-11-23 01:17:57,853 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 386 transitions. [2021-11-23 01:17:57,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:17:57,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:57,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:57,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:57,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 233 states and 386 transitions. [2021-11-23 01:17:57,946 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 386 transitions. [2021-11-23 01:17:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:17:57,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:57,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:57,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 234 states and 386 transitions. [2021-11-23 01:17:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 386 transitions. [2021-11-23 01:17:58,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:17:58,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:58,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:58,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 235 states and 386 transitions. [2021-11-23 01:17:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 386 transitions. [2021-11-23 01:17:58,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:17:58,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:58,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:58,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 236 states and 386 transitions. [2021-11-23 01:17:58,402 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 386 transitions. [2021-11-23 01:17:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:17:58,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:58,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:59,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 269 states and 447 transitions. [2021-11-23 01:18:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 447 transitions. [2021-11-23 01:18:22,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:18:22,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:22,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 270 states and 447 transitions. [2021-11-23 01:18:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 447 transitions. [2021-11-23 01:18:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:18:22,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:22,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 271 states and 447 transitions. [2021-11-23 01:18:22,653 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 447 transitions. [2021-11-23 01:18:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:18:22,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:22,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 272 states and 447 transitions. [2021-11-23 01:18:22,747 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 447 transitions. [2021-11-23 01:18:22,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:18:22,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 273 states and 447 transitions. [2021-11-23 01:18:22,856 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 447 transitions. [2021-11-23 01:18:22,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:18:22,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:22,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 274 states and 447 transitions. [2021-11-23 01:18:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 447 transitions. [2021-11-23 01:18:22,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:18:22,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:40,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 303 states and 505 transitions. [2021-11-23 01:18:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 505 transitions. [2021-11-23 01:18:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:18:40,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:40,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:40,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 304 states and 505 transitions. [2021-11-23 01:18:40,873 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 505 transitions. [2021-11-23 01:18:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:18:40,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:40,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:40,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:40,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:40,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 305 states and 505 transitions. [2021-11-23 01:18:40,983 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 505 transitions. [2021-11-23 01:18:40,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:18:40,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:40,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 306 states and 505 transitions. [2021-11-23 01:18:41,089 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 505 transitions. [2021-11-23 01:18:41,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:18:41,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:41,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 307 states and 505 transitions. [2021-11-23 01:18:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 505 transitions. [2021-11-23 01:18:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:18:41,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:41,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 308 states and 505 transitions. [2021-11-23 01:18:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 505 transitions. [2021-11-23 01:18:41,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:18:41,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 309 states and 505 transitions. [2021-11-23 01:18:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 505 transitions. [2021-11-23 01:18:41,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:18:41,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:42,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 343 states and 570 transitions. [2021-11-23 01:19:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 570 transitions. [2021-11-23 01:19:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:08,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:08,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:28,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 375 states and 632 transitions. [2021-11-23 01:19:28,841 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 632 transitions. [2021-11-23 01:19:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:28,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:28,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:29,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 376 states and 632 transitions. [2021-11-23 01:19:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 632 transitions. [2021-11-23 01:19:29,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:29,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:29,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 377 states and 632 transitions. [2021-11-23 01:19:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 632 transitions. [2021-11-23 01:19:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:29,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:30,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 378 states and 632 transitions. [2021-11-23 01:19:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 632 transitions. [2021-11-23 01:19:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:30,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:30,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:30,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:30,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 379 states and 632 transitions. [2021-11-23 01:19:30,189 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 632 transitions. [2021-11-23 01:19:30,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:30,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:30,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 380 states and 635 transitions. [2021-11-23 01:19:32,469 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 635 transitions. [2021-11-23 01:19:32,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:32,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 381 states and 635 transitions. [2021-11-23 01:19:34,612 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 635 transitions. [2021-11-23 01:19:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:34,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 401 states and 670 transitions. [2021-11-23 01:19:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 670 transitions. [2021-11-23 01:19:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:48,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:48,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:48,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:49,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 402 states and 670 transitions. [2021-11-23 01:19:49,569 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 670 transitions. [2021-11-23 01:19:49,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:49,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:49,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:49,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:54,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 408 states and 680 transitions. [2021-11-23 01:19:54,007 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 680 transitions. [2021-11-23 01:19:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:54,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:54,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:55,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 409 states and 680 transitions. [2021-11-23 01:19:55,196 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 680 transitions. [2021-11-23 01:19:55,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:55,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:55,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:59,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 415 states and 690 transitions. [2021-11-23 01:19:59,877 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 690 transitions. [2021-11-23 01:19:59,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:59,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:59,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:01,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:01,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 416 states and 690 transitions. [2021-11-23 01:20:01,069 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 690 transitions. [2021-11-23 01:20:01,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:20:01,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:01,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:21:29,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 425 states and 703 transitions. [2021-11-23 01:21:29,914 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 703 transitions. [2021-11-23 01:21:29,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:21:29,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.