./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label42.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_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/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_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/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_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/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 cdaa6cffcfcc98d64f8165e1e9d4ef624a5db373f9be85b2eb600e32592e5fd4 --- 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 16:41:14,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:14,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:14,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:14,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:14,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:14,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:14,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:14,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:14,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:14,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:14,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:14,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:14,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:14,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:14,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:14,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:14,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:14,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:14,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:14,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:14,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:14,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:14,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:14,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:14,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:14,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:14,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:14,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:14,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:14,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:14,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:14,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:14,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:14,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:14,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:14,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:14,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:14,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:14,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:14,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:14,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:14,343 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:14,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:14,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:14,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:14,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:14,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:14,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:14,347 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:14,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:14,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:14,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:14,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:14,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:14,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:14,349 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:14,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:14,350 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:14,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:14,350 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:14,350 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:14,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:14,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:14,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:14,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:14,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:14,352 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:14,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:14,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:14,354 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_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdaa6cffcfcc98d64f8165e1e9d4ef624a5db373f9be85b2eb600e32592e5fd4 [2022-10-17 16:41:14,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:14,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:14,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:14,649 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:14,650 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:14,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem11_label42.c [2022-10-17 16:41:14,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/data/d7e088b8c/f4073555c69e42018ce66b37e442a56d/FLAG4fe1d28f2 [2022-10-17 16:41:15,509 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:15,510 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/sv-benchmarks/c/eca-rers2012/Problem11_label42.c [2022-10-17 16:41:15,543 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/data/d7e088b8c/f4073555c69e42018ce66b37e442a56d/FLAG4fe1d28f2 [2022-10-17 16:41:15,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/data/d7e088b8c/f4073555c69e42018ce66b37e442a56d [2022-10-17 16:41:15,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:15,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:15,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:15,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:15,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:15,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b2dc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15, skipping insertion in model container [2022-10-17 16:41:15,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:15,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:15,993 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_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/sv-benchmarks/c/eca-rers2012/Problem11_label42.c[2539,2552] [2022-10-17 16:41:16,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:16,352 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:16,383 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_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/sv-benchmarks/c/eca-rers2012/Problem11_label42.c[2539,2552] [2022-10-17 16:41:16,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:16,615 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:16,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16 WrapperNode [2022-10-17 16:41:16,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:16,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:16,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:16,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:16,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,773 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-10-17 16:41:16,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:16,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:16,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:16,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:16,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,892 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:16,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:16,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:16,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:16,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:16,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:16,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:16,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6abec6e2-05f0-4bb4-94ea-3e6e8971e8bc/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:17,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:17,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:17,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:17,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:17,101 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:17,103 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:18,940 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:25,465 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:25,466 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:41:25,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:25 BoogieIcfgContainer [2022-10-17 16:41:25,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:25,470 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:25,470 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:25,481 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:25,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:25" (1/1) ... [2022-10-17 16:41:25,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:25,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:25,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-10-17 16:41:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-10-17 16:41:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:41:25,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:25,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:25,762 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 16:41:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2022-10-17 16:41:25,927 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2022-10-17 16:41:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:41:25,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:25,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat