./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label23.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4 --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 fb8ddef04c461b3ad7d09547a0500b2642111cd0e6ae26e9fef0eb2eed2a03ff --- 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-2329fc7 [2022-12-14 22:27:45,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:27:45,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:27:45,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:27:45,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:27:45,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:27:45,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:27:45,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:27:45,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:27:45,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:27:45,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:27:45,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:27:45,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:27:45,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:27:45,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:27:45,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:27:45,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:27:45,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:27:45,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:27:45,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:27:45,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:27:45,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:27:45,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:27:45,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:27:45,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:27:45,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:27:45,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:27:45,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:27:45,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:27:45,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:27:45,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:27:45,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:27:45,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:27:45,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:27:45,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:27:45,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:27:45,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:27:45,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:27:45,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:27:45,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:27:45,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:27:45,717 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:27:45,740 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:27:45,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:27:45,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:27:45,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:27:45,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:27:45,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:27:45,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:27:45,747 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:27:45,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:27:45,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:27:45,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:27:45,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:27:45,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:27:45,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:27:45,748 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:27:45,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:27:45,748 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:27:45,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:27:45,749 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:27:45,749 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:27:45,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:27:45,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:27:45,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:27:45,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:27:45,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:27:45,750 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:27:45,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:27:45,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:27:45,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb8ddef04c461b3ad7d09547a0500b2642111cd0e6ae26e9fef0eb2eed2a03ff [2022-12-14 22:27:45,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:27:45,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:27:45,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:27:45,963 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:27:45,963 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:27:45,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label23.c [2022-12-14 22:27:48,480 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:27:49,571 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:27:49,571 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/sv-benchmarks/c/eca-rers2012/Problem07_label23.c [2022-12-14 22:27:49,726 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/data/4dcce6267/13c5d6353bfb49c2821999e3c08d9335/FLAG9cca2e7c4 [2022-12-14 22:27:50,053 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/data/4dcce6267/13c5d6353bfb49c2821999e3c08d9335 [2022-12-14 22:27:50,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:27:50,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:27:50,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:27:50,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:27:50,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:27:50,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:50" (1/1) ... [2022-12-14 22:27:50,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215534f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:50, skipping insertion in model container [2022-12-14 22:27:50,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:50" (1/1) ... [2022-12-14 22:27:50,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:27:50,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:28:00,375 WARN L237 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_8efe8c4a-2225-4388-9de9-1c17cf95542b/sv-benchmarks/c/eca-rers2012/Problem07_label23.c[2770180,2770193] [2022-12-14 22:28:00,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:28:00,439 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:28:06,280 WARN L237 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_8efe8c4a-2225-4388-9de9-1c17cf95542b/sv-benchmarks/c/eca-rers2012/Problem07_label23.c[2770180,2770193] [2022-12-14 22:28:06,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:28:06,899 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:28:06,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06 WrapperNode [2022-12-14 22:28:06,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:28:06,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:28:06,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:28:06,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:28:06,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:07,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:08,463 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-14 22:28:08,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:28:08,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:28:08,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:28:08,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:28:08,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:08,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:08,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:08,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:09,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:09,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:09,537 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:09,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:09,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:28:09,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:28:09,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:28:09,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:28:09,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:06" (1/1) ... [2022-12-14 22:28:09,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:28:09,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:28:09,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:28:09,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8efe8c4a-2225-4388-9de9-1c17cf95542b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:28:09,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:28:09,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:28:09,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:28:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:28:10,076 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:28:10,078 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:28:42,864 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:28:43,526 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:28:43,526 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:28:43,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:43 BoogieIcfgContainer [2022-12-14 22:28:43,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:28:43,535 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:28:43,535 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:28:43,541 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:28:43,541 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:43" (1/1) ... [2022-12-14 22:28:43,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:28:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:43,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 22:28:43,676 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 22:28:44,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 22:28:44,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:44,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:29:46,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35394 states to 20218 states and 35394 transitions. [2022-12-14 22:29:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 35394 transitions. [2022-12-14 22:29:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 22:29:46,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:46,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:30:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:09,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35399 states to 20221 states and 35399 transitions. [2022-12-14 22:30:09,742 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 35399 transitions. [2022-12-14 22:30:10,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-14 22:30:10,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:10,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:30:33,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:33,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35406 states to 20225 states and 35406 transitions. [2022-12-14 22:30:33,457 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 35406 transitions. [2022-12-14 22:30:33,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10094 [2022-12-14 22:30:33,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:33,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:30:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:56,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35409 states to 20228 states and 35409 transitions. [2022-12-14 22:30:56,927 INFO L276 IsEmpty]: Start isEmpty. Operand 20228 states and 35409 transitions. [2022-12-14 22:30:57,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10097 [2022-12-14 22:30:57,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:57,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:22,246 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:31:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35423 states to 20238 states and 35423 transitions. [2022-12-14 22:31:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 20238 states and 35423 transitions. [2022-12-14 22:31:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-14 22:31:23,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:23,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:46,835 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:31:47,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35424 states to 20239 states and 35424 transitions. [2022-12-14 22:31:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 35424 transitions. [2022-12-14 22:31:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-14 22:31:47,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:47,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:09,433 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:32:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35441 states to 20251 states and 35441 transitions. [2022-12-14 22:32:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 20251 states and 35441 transitions. [2022-12-14 22:32:10,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 22:32:10,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:10,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:32:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35456 states to 20263 states and 35456 transitions. [2022-12-14 22:32:32,755 INFO L276 IsEmpty]: Start isEmpty. Operand 20263 states and 35456 transitions. [2022-12-14 22:32:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10103 [2022-12-14 22:32:33,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:33,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:54,467 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:32:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:55,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35457 states to 20264 states and 35457 transitions. [2022-12-14 22:32:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 20264 states and 35457 transitions. [2022-12-14 22:32:55,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-14 22:32:55,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:55,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:16,511 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:33:17,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:17,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35481 states to 20282 states and 35481 transitions. [2022-12-14 22:33:17,393 INFO L276 IsEmpty]: Start isEmpty. Operand 20282 states and 35481 transitions. [2022-12-14 22:33:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-14 22:33:17,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:17,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:33:50,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35497 states to 20295 states and 35497 transitions. [2022-12-14 22:33:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 20295 states and 35497 transitions. [2022-12-14 22:33:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10110 [2022-12-14 22:33:50,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:50,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:34:14,433 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:34:15,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:34:15,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35512 states to 20307 states and 35512 transitions. [2022-12-14 22:34:15,191 INFO L276 IsEmpty]: Start isEmpty. Operand 20307 states and 35512 transitions. [2022-12-14 22:34:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10112 [2022-12-14 22:34:15,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:34:15,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:34:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:34:42,373 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:34:43,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:34:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35543 states to 20332 states and 35543 transitions. [2022-12-14 22:34:43,371 INFO L276 IsEmpty]: Start isEmpty. Operand 20332 states and 35543 transitions. [2022-12-14 22:34:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-14 22:34:43,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:34:43,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:34:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:35:07,946 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:35:08,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:35:08,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35547 states to 20335 states and 35547 transitions. [2022-12-14 22:35:08,508 INFO L276 IsEmpty]: Start isEmpty. Operand 20335 states and 35547 transitions. [2022-12-14 22:35:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-14 22:35:08,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:35:08,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:35:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:35:35,567 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:35:36,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:35:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35550 states to 20337 states and 35550 transitions. [2022-12-14 22:35:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 20337 states and 35550 transitions. [2022-12-14 22:35:36,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 22:35:36,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:35:36,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:35:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:35:57,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:35:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:35:59,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35587 states to 20367 states and 35587 transitions. [2022-12-14 22:35:59,085 INFO L276 IsEmpty]: Start isEmpty. Operand 20367 states and 35587 transitions. [2022-12-14 22:35:59,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 22:35:59,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:35:59,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:36:22,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35589 states to 20369 states and 35589 transitions. [2022-12-14 22:36:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 20369 states and 35589 transitions. [2022-12-14 22:36:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-14 22:36:22,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:22,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:36:49,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:49,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35598 states to 20377 states and 35598 transitions. [2022-12-14 22:36:49,416 INFO L276 IsEmpty]: Start isEmpty. Operand 20377 states and 35598 transitions. [2022-12-14 22:36:49,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 22:36:49,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:49,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:37:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:37:14,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:37:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35610 states to 20387 states and 35610 transitions. [2022-12-14 22:37:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 20387 states and 35610 transitions. [2022-12-14 22:37:15,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 22:37:15,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:37:15,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:37:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:37:36,974 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:37:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:37:37,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35617 states to 20392 states and 35617 transitions. [2022-12-14 22:37:37,595 INFO L276 IsEmpty]: Start isEmpty. Operand 20392 states and 35617 transitions. [2022-12-14 22:37:38,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-14 22:37:38,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:37:38,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:37:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:37:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:38:00,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:38:00,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35641 states to 20412 states and 35641 transitions. [2022-12-14 22:38:00,728 INFO L276 IsEmpty]: Start isEmpty. Operand 20412 states and 35641 transitions. [2022-12-14 22:38:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 22:38:01,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:38:01,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:38:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:38:22,873 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:38:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:38:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35672 states to 20437 states and 35672 transitions. [2022-12-14 22:38:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 20437 states and 35672 transitions. [2022-12-14 22:38:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 22:38:24,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:38:24,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:38:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat