./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB --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 b406ff3fd0da0465581d2165eb1f16564f4bf2c96c00f3bdd76ed4230f7217fd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:05:02,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:02,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:02,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:02,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:02,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:02,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:02,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:02,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:02,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:02,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:02,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:02,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:02,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:02,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:02,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:02,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:02,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:02,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:02,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:02,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:02,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:02,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:02,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:02,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:02,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:02,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:02,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:02,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:02,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:02,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:02,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:02,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:02,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:02,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:02,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:02,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:02,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:02,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:02,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:02,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:02,664 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:02,693 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:02,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:02,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:02,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:02,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:02,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:02,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:02,696 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:02,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:02,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:02,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:02,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:02,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:02,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:02,701 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:02,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:02,702 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:02,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:02,702 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:02,702 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:02,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:02,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:02,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:02,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:02,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:02,704 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:02,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:02,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:02,705 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_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b406ff3fd0da0465581d2165eb1f16564f4bf2c96c00f3bdd76ed4230f7217fd [2022-10-17 17:05:02,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:03,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:03,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:03,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:03,012 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:03,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label10.c [2022-10-17 17:05:03,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/data/bd883ebd0/53410e93bdee4234a19a3ca4654a4511/FLAG36525bded [2022-10-17 17:05:03,683 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:03,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/sv-benchmarks/c/eca-rers2012/Problem02_label10.c [2022-10-17 17:05:03,697 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/data/bd883ebd0/53410e93bdee4234a19a3ca4654a4511/FLAG36525bded [2022-10-17 17:05:03,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/data/bd883ebd0/53410e93bdee4234a19a3ca4654a4511 [2022-10-17 17:05:03,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:03,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:03,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:03,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:03,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:03,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:03" (1/1) ... [2022-10-17 17:05:03,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1634e9d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:03, skipping insertion in model container [2022-10-17 17:05:03,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:03" (1/1) ... [2022-10-17 17:05:03,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:04,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:04,514 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_e0781ef7-0128-448e-877f-456bc9eec7cb/sv-benchmarks/c/eca-rers2012/Problem02_label10.c[20766,20779] [2022-10-17 17:05:04,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:04,537 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:04,640 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_e0781ef7-0128-448e-877f-456bc9eec7cb/sv-benchmarks/c/eca-rers2012/Problem02_label10.c[20766,20779] [2022-10-17 17:05:04,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:04,660 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:04,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04 WrapperNode [2022-10-17 17:05:04,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:04,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:04,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:04,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:04,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,783 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 17:05:04,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:04,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:04,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:04,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:04,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,856 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:04,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:04,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:04,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:04,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:04" (1/1) ... [2022-10-17 17:05:04,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:04,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:04,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:04,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0781ef7-0128-448e-877f-456bc9eec7cb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:05:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:05,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:05,137 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:05,139 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:06,339 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:06,681 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:06,681 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:05:06,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:06 BoogieIcfgContainer [2022-10-17 17:05:06,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:05:06,687 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:05:06,687 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:05:06,697 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:05:06,698 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:06" (1/1) ... [2022-10-17 17:05:06,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:05:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 17:05:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 17:05:06,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 17:05:06,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:06,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:07,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2022-10-17 17:05:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2022-10-17 17:05:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 17:05:07,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:07,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:08,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2022-10-17 17:05:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2022-10-17 17:05:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 17:05:08,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:08,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:08,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:08,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:08,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 167 states and 248 transitions. [2022-10-17 17:05:08,816 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 248 transitions. [2022-10-17 17:05:08,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 17:05:08,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:08,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:08,924 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 184 states and 274 transitions. [2022-10-17 17:05:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 274 transitions. [2022-10-17 17:05:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 17:05:09,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:09,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:09,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 202 states and 296 transitions. [2022-10-17 17:05:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 296 transitions. [2022-10-17 17:05:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 17:05:09,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:09,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:09,717 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:10,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 220 states and 323 transitions. [2022-10-17 17:05:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 323 transitions. [2022-10-17 17:05:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 17:05:10,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:10,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:10,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 223 states and 327 transitions. [2022-10-17 17:05:10,518 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2022-10-17 17:05:10,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:05:10,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:10,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:10,658 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 224 states and 330 transitions. [2022-10-17 17:05:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 330 transitions. [2022-10-17 17:05:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:05:10,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:10,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:10,971 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 241 states and 348 transitions. [2022-10-17 17:05:11,404 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 348 transitions. [2022-10-17 17:05:11,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:05:11,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:11,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 244 states and 351 transitions. [2022-10-17 17:05:11,693 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 351 transitions. [2022-10-17 17:05:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:05:11,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:11,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:11,835 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:12,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 264 states and 375 transitions. [2022-10-17 17:05:12,382 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 375 transitions. [2022-10-17 17:05:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 17:05:12,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:12,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:12,660 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 17:05:13,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 268 states and 382 transitions. [2022-10-17 17:05:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 382 transitions. [2022-10-17 17:05:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 17:05:13,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:13,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:13,699 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:15,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:15,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 372 states and 496 transitions. [2022-10-17 17:05:15,325 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 496 transitions. [2022-10-17 17:05:15,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 17:05:15,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:15,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:16,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 388 states and 518 transitions. [2022-10-17 17:05:16,185 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 518 transitions. [2022-10-17 17:05:16,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 17:05:16,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:16,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:16,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 391 states and 521 transitions. [2022-10-17 17:05:16,564 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 521 transitions. [2022-10-17 17:05:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 17:05:16,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:16,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:16,703 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:17,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 415 states and 550 transitions. [2022-10-17 17:05:17,588 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 550 transitions. [2022-10-17 17:05:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 17:05:17,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:17,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:18,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:18,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 429 states and 563 transitions. [2022-10-17 17:05:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 563 transitions. [2022-10-17 17:05:18,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 17:05:18,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:18,248 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 454 states and 598 transitions. [2022-10-17 17:05:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 598 transitions. [2022-10-17 17:05:19,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 17:05:19,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:19,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:19,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:19,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 468 states and 618 transitions. [2022-10-17 17:05:19,604 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 618 transitions. [2022-10-17 17:05:19,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 17:05:19,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:19,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:19,695 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 474 states and 626 transitions. [2022-10-17 17:05:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 626 transitions. [2022-10-17 17:05:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 17:05:20,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:20,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:20,206 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:20,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:20,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 475 states and 626 transitions. [2022-10-17 17:05:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 626 transitions. [2022-10-17 17:05:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 17:05:20,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:20,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:20,551 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:21,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 504 states and 668 transitions. [2022-10-17 17:05:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 668 transitions. [2022-10-17 17:05:21,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 17:05:21,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:21,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:22,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:22,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 518 states and 682 transitions. [2022-10-17 17:05:22,268 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 682 transitions. [2022-10-17 17:05:22,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 17:05:22,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:22,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:22,412 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 524 states and 689 transitions. [2022-10-17 17:05:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 689 transitions. [2022-10-17 17:05:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:05:22,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:22,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 538 states and 706 transitions. [2022-10-17 17:05:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 706 transitions. [2022-10-17 17:05:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:05:23,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:23,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:23,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 544 states and 712 transitions. [2022-10-17 17:05:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 712 transitions. [2022-10-17 17:05:23,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:05:23,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:23,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 549 states and 717 transitions. [2022-10-17 17:05:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 717 transitions. [2022-10-17 17:05:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:05:24,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:24,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 555 states and 723 transitions. [2022-10-17 17:05:24,843 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 723 transitions. [2022-10-17 17:05:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 17:05:24,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:24,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:25,057 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:25,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 563 states and 732 transitions. [2022-10-17 17:05:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 732 transitions. [2022-10-17 17:05:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 17:05:25,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:25,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:25,584 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:25,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:25,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 568 states and 736 transitions. [2022-10-17 17:05:25,854 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 736 transitions. [2022-10-17 17:05:25,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 17:05:25,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:25,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 17:05:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 597 states and 774 transitions. [2022-10-17 17:05:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 774 transitions. [2022-10-17 17:05:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 17:05:26,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:26,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 17:05:27,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:27,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 614 states and 791 transitions. [2022-10-17 17:05:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 791 transitions. [2022-10-17 17:05:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:05:27,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:27,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:27,343 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:27,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 636 states and 816 transitions. [2022-10-17 17:05:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 816 transitions. [2022-10-17 17:05:27,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 17:05:27,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:27,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:27,626 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:27,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 649 states and 833 transitions. [2022-10-17 17:05:27,992 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 833 transitions. [2022-10-17 17:05:27,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 17:05:27,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:27,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:28,095 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:28,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 654 states and 837 transitions. [2022-10-17 17:05:28,160 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 837 transitions. [2022-10-17 17:05:28,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 17:05:28,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:28,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 659 states and 843 transitions. [2022-10-17 17:05:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 843 transitions. [2022-10-17 17:05:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 17:05:28,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:28,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:28,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 664 states and 847 transitions. [2022-10-17 17:05:28,862 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 847 transitions. [2022-10-17 17:05:28,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-10-17 17:05:28,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:28,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:29,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 670 states and 853 transitions. [2022-10-17 17:05:29,513 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 853 transitions. [2022-10-17 17:05:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-10-17 17:05:29,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:29,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:05:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:30,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 701 states and 886 transitions. [2022-10-17 17:05:30,203 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 886 transitions. [2022-10-17 17:05:30,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-10-17 17:05:30,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:30,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:05:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 706 states and 890 transitions. [2022-10-17 17:05:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 890 transitions. [2022-10-17 17:05:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-10-17 17:05:30,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:30,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:30,819 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:31,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:31,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 738 states and 943 transitions. [2022-10-17 17:05:31,651 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 943 transitions. [2022-10-17 17:05:31,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 17:05:31,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:31,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:31,839 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.