./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3 --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 18a7594d74b235d4fbdd41518a0cbec8364c13612cadb2e8d1468970a3e94f85 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:03:57,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:03:57,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:03:57,490 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:03:57,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:03:57,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:03:57,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:03:57,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:03:57,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:03:57,534 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:03:57,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:03:57,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:03:57,535 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:03:57,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:03:57,535 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:03:57,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:03:57,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:03:57,536 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:03:57,536 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:03:57,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:03:57,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:03:57,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:03:57,539 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:03:57,539 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:03:57,539 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:03:57,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:03:57,539 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3 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 -> 18a7594d74b235d4fbdd41518a0cbec8364c13612cadb2e8d1468970a3e94f85 [2024-11-25 03:03:57,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:03:57,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:03:57,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:03:57,919 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:03:57,919 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:03:57,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2024-11-25 03:04:00,954 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/data/a992e780b/62ee26c220704bf98b2eef3c4434adb6/FLAG73b145362 [2024-11-25 03:04:01,314 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:04:01,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2024-11-25 03:04:01,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/data/a992e780b/62ee26c220704bf98b2eef3c4434adb6/FLAG73b145362 [2024-11-25 03:04:01,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/data/a992e780b/62ee26c220704bf98b2eef3c4434adb6 [2024-11-25 03:04:01,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:04:01,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:04:01,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:04:01,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:04:01,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:04:01,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:01,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115642d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01, skipping insertion in model container [2024-11-25 03:04:01,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:01,407 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:04:01,574 WARN L250 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_98de447b-0bf0-4c8e-b67c-e194ec60499e/sv-benchmarks/c/eca-rers2012/Problem14_label41.c[1045,1058] [2024-11-25 03:04:01,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:04:01,814 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:04:01,826 WARN L250 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_98de447b-0bf0-4c8e-b67c-e194ec60499e/sv-benchmarks/c/eca-rers2012/Problem14_label41.c[1045,1058] [2024-11-25 03:04:01,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:04:01,992 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:04:01,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01 WrapperNode [2024-11-25 03:04:01,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:04:01,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:04:01,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:04:01,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:04:02,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,101 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-25 03:04:02,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:04:02,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:04:02,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:04:02,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:04:02,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,162 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:04:02,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:04:02,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:04:02,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:04:02,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:01" (1/1) ... [2024-11-25 03:04:02,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:04:02,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:04:02,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:04:02,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98de447b-0bf0-4c8e-b67c-e194ec60499e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:04:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:04:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:04:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:04:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:04:02,343 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:04:02,345 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:04:04,115 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-25 03:04:04,115 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:04:08,782 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:04:08,782 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:04:08,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:04:08 BoogieIcfgContainer [2024-11-25 03:04:08,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:04:08,784 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:04:08,785 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:04:08,795 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:04:08,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:04:08" (1/1) ... [2024-11-25 03:04:08,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:04:08,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 03:04:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 03:04:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:04:08,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:08,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:09,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:04:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 03:04:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 03:04:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:04:09,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:09,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:04:31,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:31,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-25 03:04:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-25 03:04:31,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:04:31,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:31,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:05:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2024-11-25 03:05:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-11-25 03:05:05,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:05:05,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:05,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:05:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2024-11-25 03:05:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-11-25 03:05:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:05:35,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:35,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:06:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:06:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:06:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 90 transitions. [2024-11-25 03:06:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 90 transitions. [2024-11-25 03:06:45,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:06:45,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:06:45,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:06:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:07:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:07:48,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:07:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 45 states and 95 transitions. [2024-11-25 03:07:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 95 transitions. [2024-11-25 03:07:48,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:07:48,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:07:48,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:07:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:55,797 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:08:56,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:56,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 49 states and 106 transitions. [2024-11-25 03:08:56,616 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 106 transitions. [2024-11-25 03:08:56,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:08:56,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:56,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:11:35,417 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:11:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:11:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 60 states and 131 transitions. [2024-11-25 03:11:37,590 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 131 transitions. [2024-11-25 03:11:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:11:37,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:11:37,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:11:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:13:37,166 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:13:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:13:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 71 states and 156 transitions. [2024-11-25 03:13:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 156 transitions. [2024-11-25 03:13:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:13:39,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:13:39,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:13:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:16:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:16:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:16:50,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 84 states and 188 transitions. [2024-11-25 03:16:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 188 transitions. [2024-11-25 03:16:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:16:50,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:16:50,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:16:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat