./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label52.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_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/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_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/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_1bf39716-d219-4cfb-ae34-b42df98dbcc4/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 9b9b067ad8e2d44c9809a0de66d0bd538384e911173071373d4228b2defc2aab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:09,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:09,821 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:52:09,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:09,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:09,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:09,877 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:09,878 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:09,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:09,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:09,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:09,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:09,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:09,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:09,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:09,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:09,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:09,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:09,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:09,892 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:09,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:09,893 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:09,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:09,895 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:09,895 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:09,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:09,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:09,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:09,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:09,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:09,899 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:09,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:09,902 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:09,902 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_1bf39716-d219-4cfb-ae34-b42df98dbcc4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b9b067ad8e2d44c9809a0de66d0bd538384e911173071373d4228b2defc2aab [2023-11-24 22:52:10,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:10,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:10,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:10,265 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:10,266 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:10,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2023-11-24 22:52:13,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:14,169 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:14,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2023-11-24 22:52:14,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/data/f672e54dd/22717502e7cf48f2a3e6b925dff3336b/FLAGdfd7e2c52 [2023-11-24 22:52:14,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/data/f672e54dd/22717502e7cf48f2a3e6b925dff3336b [2023-11-24 22:52:14,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:14,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:14,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:14,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:14,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:14,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399d6d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:14, skipping insertion in model container [2023-11-24 22:52:14,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:14" (1/1) ... [2023-11-24 22:52:14,561 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:16,687 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_1bf39716-d219-4cfb-ae34-b42df98dbcc4/sv-benchmarks/c/eca-rers2012/Problem06_label52.c[337051,337064] [2023-11-24 22:52:16,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:16,724 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:17,874 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_1bf39716-d219-4cfb-ae34-b42df98dbcc4/sv-benchmarks/c/eca-rers2012/Problem06_label52.c[337051,337064] [2023-11-24 22:52:17,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:17,937 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:17,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17 WrapperNode [2023-11-24 22:52:17,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:17,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:17,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:17,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:17,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:18,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:18,552 INFO L138 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10174 [2023-11-24 22:52:18,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:18,554 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:18,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:18,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:18,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:18,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:18,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:18,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:19,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:19,073 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:19,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:19,112 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:19,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:19,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:19,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:19,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:19,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:17" (1/1) ... [2023-11-24 22:52:19,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:19,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:19,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:19,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf39716-d219-4cfb-ae34-b42df98dbcc4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:19,531 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:19,549 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:27,529 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:28,941 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:28,942 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:52:28,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:28 BoogieIcfgContainer [2023-11-24 22:52:28,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:28,946 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:28,946 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:28,957 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:28,957 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:28" (1/1) ... [2023-11-24 22:52:28,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:29,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2023-11-24 22:52:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2023-11-24 22:52:29,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2023-11-24 22:52:29,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:32,312 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 22:52:38,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:38,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1865 states and 2998 transitions. [2023-11-24 22:52:38,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2998 transitions. [2023-11-24 22:52:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2023-11-24 22:52:38,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:38,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:40,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:40,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 1868 states and 3003 transitions. [2023-11-24 22:52:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3003 transitions. [2023-11-24 22:52:40,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-11-24 22:52:40,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:42,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 1875 states and 3013 transitions. [2023-11-24 22:52:42,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3013 transitions. [2023-11-24 22:52:42,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2023-11-24 22:52:42,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:46,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:46,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1883 states and 3025 transitions. [2023-11-24 22:52:46,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3025 transitions. [2023-11-24 22:52:46,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2023-11-24 22:52:46,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:46,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1892 states and 3039 transitions. [2023-11-24 22:52:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3039 transitions. [2023-11-24 22:52:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-11-24 22:52:47,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:47,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1902 states and 3055 transitions. [2023-11-24 22:52:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3055 transitions. [2023-11-24 22:52:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 944 [2023-11-24 22:52:49,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:49,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:50,517 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:51,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1915 states and 3074 transitions. [2023-11-24 22:52:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3074 transitions. [2023-11-24 22:52:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 945 [2023-11-24 22:52:51,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:51,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:53,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:53,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1929 states and 3096 transitions. [2023-11-24 22:52:53,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3096 transitions. [2023-11-24 22:52:53,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 946 [2023-11-24 22:52:53,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:53,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1944 states and 3120 transitions. [2023-11-24 22:52:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3120 transitions. [2023-11-24 22:52:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2023-11-24 22:52:56,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:56,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat