./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label13.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_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/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_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/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_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/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 c4ef26538a5af11bacf2ce4c9a3955bafc1a9494df69852450f8c9a8220f064c --- 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 [2022-12-15 03:10:25,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:10:25,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:10:25,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:10:25,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:10:25,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:10:25,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:10:25,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:10:25,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:10:25,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:10:25,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:10:25,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:10:25,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:10:25,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:10:25,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:10:25,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:10:25,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:10:25,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:10:25,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:10:25,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:10:25,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:10:25,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:10:25,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:10:25,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:10:25,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:10:25,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:10:25,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:10:25,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:10:25,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:10:25,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:10:25,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:10:25,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:10:25,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:10:25,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:10:25,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:10:25,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:10:25,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:10:25,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:10:25,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:10:25,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:10:25,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:10:25,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:10:25,665 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:10:25,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:10:25,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:10:25,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:10:25,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:10:25,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:10:25,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:10:25,668 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:10:25,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:10:25,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:10:25,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:10:25,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:10:25,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:10:25,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:10:25,669 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:10:25,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:10:25,669 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:10:25,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:10:25,669 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:10:25,669 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:10:25,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:10:25,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:10:25,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:10:25,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:10:25,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:10:25,670 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:10:25,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:10:25,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:10:25,670 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_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4ef26538a5af11bacf2ce4c9a3955bafc1a9494df69852450f8c9a8220f064c [2022-12-15 03:10:25,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:10:25,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:10:25,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:10:25,872 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:10:25,872 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:10:25,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label13.c [2022-12-15 03:10:28,472 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:10:29,516 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:10:29,516 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/sv-benchmarks/c/eca-rers2012/Problem07_label13.c [2022-12-15 03:10:29,638 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/data/df6fe45cb/2f452492b360449aa13304d8cd4bca14/FLAGa03890211 [2022-12-15 03:10:29,647 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/data/df6fe45cb/2f452492b360449aa13304d8cd4bca14 [2022-12-15 03:10:29,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:10:29,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:10:29,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:10:29,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:10:29,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:10:29,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:10:29" (1/1) ... [2022-12-15 03:10:29,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0fa993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:29, skipping insertion in model container [2022-12-15 03:10:29,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:10:29" (1/1) ... [2022-12-15 03:10:29,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:10:30,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:10:39,805 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_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/sv-benchmarks/c/eca-rers2012/Problem07_label13.c[2773587,2773600] [2022-12-15 03:10:39,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:10:39,871 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:10:45,696 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_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/sv-benchmarks/c/eca-rers2012/Problem07_label13.c[2773587,2773600] [2022-12-15 03:10:45,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:10:46,361 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:10:46,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46 WrapperNode [2022-12-15 03:10:46,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:10:46,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:10:46,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:10:46,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:10:46,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:46,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:48,043 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-15 03:10:48,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:10:48,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:10:48,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:10:48,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:10:48,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:48,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:48,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:48,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:48,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:48,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:49,028 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:49,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:49,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:10:49,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:10:49,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:10:49,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:10:49,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:10:46" (1/1) ... [2022-12-15 03:10:49,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:10:49,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:10:49,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:10:49,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8cff26b-f01b-41ef-8746-2cab2b8cf77b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:10:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:10:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:10:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:10:49,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:10:49,524 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:10:49,525 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:11:23,000 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:11:23,727 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:11:23,727 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:11:23,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:11:23 BoogieIcfgContainer [2022-12-15 03:11:23,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:11:23,736 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:11:23,736 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:11:23,743 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:11:23,743 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:11:23" (1/1) ... [2022-12-15 03:11:23,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:11:23,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:11:23,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-15 03:11:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-15 03:11:24,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-15 03:11:24,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:11:24,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:11:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:11:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:26,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34422 states to 20218 states and 34422 transitions. [2022-12-15 03:12:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 34422 transitions. [2022-12-15 03:12:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-15 03:12:26,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:26,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:49,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34427 states to 20221 states and 34427 transitions. [2022-12-15 03:12:49,693 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 34427 transitions. [2022-12-15 03:12:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-15 03:12:50,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:50,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:12,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:12,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:12,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34434 states to 20225 states and 34434 transitions. [2022-12-15 03:13:12,883 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 34434 transitions. [2022-12-15 03:13:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10092 [2022-12-15 03:13:13,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:13,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:35,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34435 states to 20226 states and 34435 transitions. [2022-12-15 03:13:35,834 INFO L276 IsEmpty]: Start isEmpty. Operand 20226 states and 34435 transitions. [2022-12-15 03:13:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10096 [2022-12-15 03:13:36,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:36,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:03,302 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:14:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34448 states to 20235 states and 34448 transitions. [2022-12-15 03:14:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 20235 states and 34448 transitions. [2022-12-15 03:14:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10097 [2022-12-15 03:14:04,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:04,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:29,606 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:14:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34463 states to 20245 states and 34463 transitions. [2022-12-15 03:14:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 20245 states and 34463 transitions. [2022-12-15 03:14:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-15 03:14:30,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:30,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:14:55,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34464 states to 20246 states and 34464 transitions. [2022-12-15 03:14:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 20246 states and 34464 transitions. [2022-12-15 03:14:55,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-15 03:14:55,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:55,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:17,424 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:15:18,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:18,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34482 states to 20258 states and 34482 transitions. [2022-12-15 03:15:18,298 INFO L276 IsEmpty]: Start isEmpty. Operand 20258 states and 34482 transitions. [2022-12-15 03:15:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10101 [2022-12-15 03:15:18,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:18,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:45,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:15:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:46,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34503 states to 20272 states and 34503 transitions. [2022-12-15 03:15:46,209 INFO L276 IsEmpty]: Start isEmpty. Operand 20272 states and 34503 transitions. [2022-12-15 03:15:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-15 03:15:46,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:46,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:16:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:16:09,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:16:09,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34520 states to 20284 states and 34520 transitions. [2022-12-15 03:16:09,127 INFO L276 IsEmpty]: Start isEmpty. Operand 20284 states and 34520 transitions. [2022-12-15 03:16:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10104 [2022-12-15 03:16:09,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:16:09,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:16:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:16:31,032 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:16:31,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:16:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34522 states to 20286 states and 34522 transitions. [2022-12-15 03:16:31,609 INFO L276 IsEmpty]: Start isEmpty. Operand 20286 states and 34522 transitions. [2022-12-15 03:16:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-15 03:16:32,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:16:32,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:16:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:16:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:16:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:16:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34548 states to 20304 states and 34548 transitions. [2022-12-15 03:16:54,314 INFO L276 IsEmpty]: Start isEmpty. Operand 20304 states and 34548 transitions. [2022-12-15 03:16:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10106 [2022-12-15 03:16:54,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:16:54,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:16:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:17:21,535 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:17:22,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:17:22,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34563 states to 20314 states and 34563 transitions. [2022-12-15 03:17:22,521 INFO L276 IsEmpty]: Start isEmpty. Operand 20314 states and 34563 transitions. [2022-12-15 03:17:23,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-15 03:17:23,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:17:23,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:17:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:17:55,117 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:17:56,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:17:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34583 states to 20329 states and 34583 transitions. [2022-12-15 03:17:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 20329 states and 34583 transitions. [2022-12-15 03:17:56,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10109 [2022-12-15 03:17:56,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:17:56,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:17:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:24,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34587 states to 20332 states and 34587 transitions. [2022-12-15 03:18:24,497 INFO L276 IsEmpty]: Start isEmpty. Operand 20332 states and 34587 transitions. [2022-12-15 03:18:24,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10110 [2022-12-15 03:18:24,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:24,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:49,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34604 states to 20344 states and 34604 transitions. [2022-12-15 03:18:49,768 INFO L276 IsEmpty]: Start isEmpty. Operand 20344 states and 34604 transitions. [2022-12-15 03:18:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10111 [2022-12-15 03:18:50,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:50,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:19:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34613 states to 20350 states and 34613 transitions. [2022-12-15 03:19:12,361 INFO L276 IsEmpty]: Start isEmpty. Operand 20350 states and 34613 transitions. [2022-12-15 03:19:12,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-15 03:19:12,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:12,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:39,427 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:19:39,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34620 states to 20355 states and 34620 transitions. [2022-12-15 03:19:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 20355 states and 34620 transitions. [2022-12-15 03:19:40,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-15 03:19:40,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:40,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:01,782 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:20:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34659 states to 20386 states and 34659 transitions. [2022-12-15 03:20:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 20386 states and 34659 transitions. [2022-12-15 03:20:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-15 03:20:03,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:03,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:25,765 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:20:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:26,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34660 states to 20387 states and 34660 transitions. [2022-12-15 03:20:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 20387 states and 34660 transitions. [2022-12-15 03:20:26,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10121 [2022-12-15 03:20:26,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:26,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:48,015 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:20:48,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:48,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34672 states to 20397 states and 34672 transitions. [2022-12-15 03:20:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 20397 states and 34672 transitions. [2022-12-15 03:20:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-15 03:20:49,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:49,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat