./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/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_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/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_fff9fa4c-6649-455d-b17f-5bfe8284d357/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 a89ee9f7aa9454ab38fa86354119089629ffb03b95267a7d67f4e51e7c7ae615 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:42,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:42,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:01:42,522 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:42,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:42,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:42,562 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:42,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:42,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:42,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:42,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:42,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:42,572 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:42,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:42,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:42,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:42,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:42,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:42,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:42,576 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:42,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:42,577 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:42,578 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:42,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:42,579 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:42,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:42,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:42,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:42,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:42,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:42,583 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:42,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:42,584 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:42,584 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_fff9fa4c-6649-455d-b17f-5bfe8284d357/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a89ee9f7aa9454ab38fa86354119089629ffb03b95267a7d67f4e51e7c7ae615 [2023-11-24 23:01:42,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:42,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:42,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:42,938 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:42,939 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:42,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2023-11-24 23:01:46,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:46,558 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:46,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2023-11-24 23:01:46,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/data/ce8101c37/b0ff3fd7e3384ab0a81ad459e79f86ac/FLAGf93f2cc32 [2023-11-24 23:01:46,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/data/ce8101c37/b0ff3fd7e3384ab0a81ad459e79f86ac [2023-11-24 23:01:46,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:46,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:46,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:46,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:46,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:46,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:46" (1/1) ... [2023-11-24 23:01:46,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@321b6e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:46, skipping insertion in model container [2023-11-24 23:01:46,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:46" (1/1) ... [2023-11-24 23:01:46,708 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:46,990 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_fff9fa4c-6649-455d-b17f-5bfe8284d357/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[10710,10723] [2023-11-24 23:01:47,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:47,120 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:47,226 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_fff9fa4c-6649-455d-b17f-5bfe8284d357/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[10710,10723] [2023-11-24 23:01:47,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:47,334 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:47,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47 WrapperNode [2023-11-24 23:01:47,335 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:47,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:47,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:47,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:47,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,443 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1011 [2023-11-24 23:01:47,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:47,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:47,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:47,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:47,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:47,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:47,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:47,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:47,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:47" (1/1) ... [2023-11-24 23:01:47,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:47,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:47,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:47,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff9fa4c-6649-455d-b17f-5bfe8284d357/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:47,811 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:47,813 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:48,873 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:49,334 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:01:49,334 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:01:49,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:49 BoogieIcfgContainer [2023-11-24 23:01:49,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:01:49,337 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:01:49,337 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:01:49,348 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:01:49,348 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:49" (1/1) ... [2023-11-24 23:01:49,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:01:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:49,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 179 states and 304 transitions. [2023-11-24 23:01:49,444 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 304 transitions. [2023-11-24 23:01:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 23:01:49,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:49,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:50,929 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 23:01:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:51,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 190 states and 331 transitions. [2023-11-24 23:01:51,227 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 331 transitions. [2023-11-24 23:01:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:01:51,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:51,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:51,408 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 23:01:51,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:51,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 190 states and 329 transitions. [2023-11-24 23:01:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 329 transitions. [2023-11-24 23:01:51,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:01:51,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:51,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:51,821 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 23:01:52,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:52,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 196 states and 342 transitions. [2023-11-24 23:01:52,222 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 342 transitions. [2023-11-24 23:01:52,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:01:52,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:52,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:52,390 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 23:01:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 198 states and 346 transitions. [2023-11-24 23:01:52,469 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 346 transitions. [2023-11-24 23:01:52,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:01:52,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:52,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:52,609 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 23:01:53,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:53,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 210 states and 373 transitions. [2023-11-24 23:01:53,318 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 373 transitions. [2023-11-24 23:01:53,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:01:53,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:53,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:53,449 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 23:01:53,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:53,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 211 states and 374 transitions. [2023-11-24 23:01:53,520 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 374 transitions. [2023-11-24 23:01:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:01:53,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:53,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:53,616 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 23:01:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:53,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 213 states and 380 transitions. [2023-11-24 23:01:53,881 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 380 transitions. [2023-11-24 23:01:53,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:01:53,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:53,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:54,838 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 23:01:57,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 224 states and 407 transitions. [2023-11-24 23:01:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 407 transitions. [2023-11-24 23:01:57,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:01:57,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:57,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:57,500 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 23:02:01,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:01,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 224 states and 406 transitions. [2023-11-24 23:02:01,673 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 406 transitions. [2023-11-24 23:02:01,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:02:01,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:01,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:02,017 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 23:02:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 231 states and 424 transitions. [2023-11-24 23:02:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 424 transitions. [2023-11-24 23:02:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:02:08,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,039 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 23:02:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 235 states and 430 transitions. [2023-11-24 23:02:13,066 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 430 transitions. [2023-11-24 23:02:13,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:02:13,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:14,317 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 23:02:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:26,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 245 states and 455 transitions. [2023-11-24 23:02:26,363 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 455 transitions. [2023-11-24 23:02:26,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:02:26,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:26,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:26,493 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 23:02:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:28,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 248 states and 462 transitions. [2023-11-24 23:02:28,512 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 462 transitions. [2023-11-24 23:02:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:02:28,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:28,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:29,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.