./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de42.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_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/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_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/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_c544549f-c18a-44aa-9a1f-82c6a6f62b16/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 6b13c8359dfc3fa3ad0e51c85ccdf97c793022ae2240daea5433bdb872a277a9 --- 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 16:29:10,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:10,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:10,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:10,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:10,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:10,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:10,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:10,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:10,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:10,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:10,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:10,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:10,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:10,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:10,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:10,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:10,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:10,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:10,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:10,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:10,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:10,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:10,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:10,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:10,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:10,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:10,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:10,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:10,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:10,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:10,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:10,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:10,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:10,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:10,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:10,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:10,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:10,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:10,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:10,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:10,390 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:10,450 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:10,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:10,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:10,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:10,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:10,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:10,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:10,453 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:10,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:10,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:10,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:10,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:10,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:10,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:10,455 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:10,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:10,455 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:10,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:10,456 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:10,456 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:10,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:10,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:10,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:10,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:10,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:10,458 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:10,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:10,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:10,458 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_c544549f-c18a-44aa-9a1f-82c6a6f62b16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b13c8359dfc3fa3ad0e51c85ccdf97c793022ae2240daea5433bdb872a277a9 [2022-10-17 16:29:10,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:10,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:10,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:10,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:10,773 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:10,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops-crafted-1/in-de42.c [2022-10-17 16:29:10,849 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/data/e70432de6/f5a7176b0e39464bab2bb1d5c569d82a/FLAGc3475a741 [2022-10-17 16:29:11,330 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:11,330 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/sv-benchmarks/c/loops-crafted-1/in-de42.c [2022-10-17 16:29:11,336 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/data/e70432de6/f5a7176b0e39464bab2bb1d5c569d82a/FLAGc3475a741 [2022-10-17 16:29:11,701 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/data/e70432de6/f5a7176b0e39464bab2bb1d5c569d82a [2022-10-17 16:29:11,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:11,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:11,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:11,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:11,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:11,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:11" (1/1) ... [2022-10-17 16:29:11,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b024583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:11, skipping insertion in model container [2022-10-17 16:29:11,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:11" (1/1) ... [2022-10-17 16:29:11,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:11,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:11,971 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_c544549f-c18a-44aa-9a1f-82c6a6f62b16/sv-benchmarks/c/loops-crafted-1/in-de42.c[368,381] [2022-10-17 16:29:11,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:11,996 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:12,008 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_c544549f-c18a-44aa-9a1f-82c6a6f62b16/sv-benchmarks/c/loops-crafted-1/in-de42.c[368,381] [2022-10-17 16:29:12,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:12,026 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:12,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12 WrapperNode [2022-10-17 16:29:12,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:12,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:12,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:12,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:12,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,063 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-10-17 16:29:12,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:12,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:12,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:12,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:12,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,084 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:12,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:12,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:12,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:12,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:12,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:12,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:12,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c544549f-c18a-44aa-9a1f-82c6a6f62b16/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:12,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:12,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:12,240 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:12,243 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:12,383 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:12,413 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:12,413 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:29:12,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:12 BoogieIcfgContainer [2022-10-17 16:29:12,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:12,417 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:12,417 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:12,429 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:12,430 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:12,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:12,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-10-17 16:29:12,499 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-10-17 16:29:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:29:12,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:12,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,347 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 16:29:13,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2022-10-17 16:29:13,680 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2022-10-17 16:29:13,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:29:13,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:14,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2022-10-17 16:29:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2022-10-17 16:29:14,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:29:14,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:14,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 21 states and 43 transitions. [2022-10-17 16:29:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 43 transitions. [2022-10-17 16:29:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:29:15,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:15,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:15,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2022-10-17 16:29:15,995 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2022-10-17 16:29:15,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:29:15,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:15,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:16,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:16,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 22 states and 46 transitions. [2022-10-17 16:29:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 46 transitions. [2022-10-17 16:29:16,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:29:16,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:16,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:18,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 25 states and 56 transitions. [2022-10-17 16:29:18,166 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 56 transitions. [2022-10-17 16:29:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:29:18,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:18,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:18,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:18,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:18,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 26 states and 62 transitions. [2022-10-17 16:29:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 62 transitions. [2022-10-17 16:29:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:29:18,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:18,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 25 states and 58 transitions. [2022-10-17 16:29:19,087 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 58 transitions. [2022-10-17 16:29:19,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:29:19,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:19,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:19,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:19,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:19,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 26 states and 63 transitions. [2022-10-17 16:29:19,762 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 63 transitions. [2022-10-17 16:29:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:19,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:19,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 31 states and 83 transitions. [2022-10-17 16:29:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 83 transitions. [2022-10-17 16:29:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:23,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:23,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:23,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 32 states and 87 transitions. [2022-10-17 16:29:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 87 transitions. [2022-10-17 16:29:24,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:24,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:24,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 34 states and 92 transitions. [2022-10-17 16:29:25,783 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 92 transitions. [2022-10-17 16:29:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:25,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:25,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:27,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 36 states and 97 transitions. [2022-10-17 16:29:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 97 transitions. [2022-10-17 16:29:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:27,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:27,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 37 states and 102 transitions. [2022-10-17 16:29:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 102 transitions. [2022-10-17 16:29:28,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:28,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:28,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:28,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 38 states and 103 transitions. [2022-10-17 16:29:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 103 transitions. [2022-10-17 16:29:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:28,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:28,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:29,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:29,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:29,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 39 states and 106 transitions. [2022-10-17 16:29:29,888 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 106 transitions. [2022-10-17 16:29:29,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:29,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:29,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:30,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 40 states and 109 transitions. [2022-10-17 16:29:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 109 transitions. [2022-10-17 16:29:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:30,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:30,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:36,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:36,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 45 states and 122 transitions. [2022-10-17 16:29:36,300 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 122 transitions. [2022-10-17 16:29:36,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:36,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:36,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:36,584 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 47 states and 130 transitions. [2022-10-17 16:29:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 130 transitions. [2022-10-17 16:29:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:38,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:38,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 48 states and 132 transitions. [2022-10-17 16:29:39,183 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 132 transitions. [2022-10-17 16:29:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:39,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:39,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:39,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:40,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 49 states and 136 transitions. [2022-10-17 16:29:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 136 transitions. [2022-10-17 16:29:40,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:29:40,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:40,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.