./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:25,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:25,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:10:25,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:25,562 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:25,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:25,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:25,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:25,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:25,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:25,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:25,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:25,596 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:25,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:25,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:25,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:25,598 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:25,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:25,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:25,600 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:25,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:25,601 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:25,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:25,602 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:25,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:25,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:25,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:25,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:25,605 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:25,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:25,606 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:25,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:25,607 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:25,612 INFO L153 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_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 [2023-11-24 22:10:25,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:25,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:25,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:25,917 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:25,918 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:25,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2023-11-24 22:10:29,046 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:29,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:29,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2023-11-24 22:10:29,380 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/data/8cfa0704c/75d3e85312264a5f99f5a0750430ab47/FLAGd12087a7b [2023-11-24 22:10:29,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/data/8cfa0704c/75d3e85312264a5f99f5a0750430ab47 [2023-11-24 22:10:29,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:29,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:29,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:29,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:29,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:29,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:29" (1/1) ... [2023-11-24 22:10:29,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@749318df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:29, skipping insertion in model container [2023-11-24 22:10:29,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:29" (1/1) ... [2023-11-24 22:10:29,516 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:30,080 WARN L240 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_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2023-11-24 22:10:30,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:30,110 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:30,331 WARN L240 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_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2023-11-24 22:10:30,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:30,372 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:30,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30 WrapperNode [2023-11-24 22:10:30,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:30,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:30,375 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:30,375 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:30,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,534 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2027 [2023-11-24 22:10:30,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:30,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:30,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:30,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:30,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:30,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:30,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:30,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:30,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:30,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:30,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:30,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16bfd1da-2f4c-4673-b1bf-7c61fb429b5f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:31,001 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:31,004 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:33,054 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:35,144 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:35,145 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:10:35,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:35 BoogieIcfgContainer [2023-11-24 22:10:35,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:35,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:35,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:35,161 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:35,162 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:35" (1/1) ... [2023-11-24 22:10:35,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2023-11-24 22:10:35,275 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2023-11-24 22:10:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-24 22:10:35,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:35,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2023-11-24 22:10:45,152 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2023-11-24 22:10:45,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-24 22:10:45,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:51,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2023-11-24 22:10:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2023-11-24 22:10:51,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-24 22:10:51,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:57,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2023-11-24 22:10:57,019 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2023-11-24 22:10:57,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-24 22:10:57,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2023-11-24 22:11:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2023-11-24 22:11:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-24 22:11:02,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2023-11-24 22:11:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2023-11-24 22:11:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-24 22:11:07,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:07,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat