./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/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_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f50c7bc2857aa84cb02200a831151d15e1603828dabc8b6cfed5e5d60ae2ee71 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:22,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:22,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:56:22,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:22,706 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:22,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:22,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:56:22,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:56:22,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:22,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:22,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:22,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:56:22,756 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:22,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:22,758 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:22,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:22,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:56:22,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:22,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:56:22,761 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:56:22,761 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:22,762 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:22,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:56:22,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:22,765 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:22,766 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:22,766 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:22,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:22,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:22,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:22,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:22,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:56:22,769 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:22,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:22,770 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:56:22,782 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_1cb66de5-a8d1-4658-934d-c13222889f7f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f50c7bc2857aa84cb02200a831151d15e1603828dabc8b6cfed5e5d60ae2ee71 [2023-11-24 22:56:23,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:23,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:23,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:23,089 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:23,090 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:23,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c [2023-11-24 22:56:26,322 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:26,558 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:26,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound2.c [2023-11-24 22:56:26,569 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/data/c48090c60/9672dd62614c4042905095fc70991808/FLAG549e842e4 [2023-11-24 22:56:26,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/data/c48090c60/9672dd62614c4042905095fc70991808 [2023-11-24 22:56:26,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:26,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:26,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:26,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:26,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:26,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:26,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770b5b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26, skipping insertion in model container [2023-11-24 22:56:26,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:26,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:26,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:26,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:26,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:26,930 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:26,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26 WrapperNode [2023-11-24 22:56:26,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:26,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:26,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:26,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:26,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:26,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:26,988 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2023-11-24 22:56:26,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:26,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:26,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:26,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:27,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:27,052 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:27,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:27,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:27,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:26" (1/1) ... [2023-11-24 22:56:27,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:27,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:27,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:27,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb66de5-a8d1-4658-934d-c13222889f7f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:27,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:56:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:56:27,209 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:27,212 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:28,071 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:28,113 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:28,113 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:56:28,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:28 BoogieIcfgContainer [2023-11-24 22:56:28,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:28,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:28,117 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:28,129 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:28,129 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:28" (1/1) ... [2023-11-24 22:56:28,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:28,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 299 states and 311 transitions. [2023-11-24 22:56:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 311 transitions. [2023-11-24 22:56:28,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:56:28,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:28,476 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 22:56:28,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:56:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:56:28,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:56:28,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:28,652 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 22:56:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:56:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:56:28,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:28,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:28,800 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 22:56:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 307 states and 322 transitions. [2023-11-24 22:56:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 322 transitions. [2023-11-24 22:56:28,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:56:28,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:28,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,080 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 22:56:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 308 states and 323 transitions. [2023-11-24 22:56:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 323 transitions. [2023-11-24 22:56:29,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:29,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,172 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 22:56:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 309 states and 324 transitions. [2023-11-24 22:56:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 324 transitions. [2023-11-24 22:56:29,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:29,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,242 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 22:56:29,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 310 states and 325 transitions. [2023-11-24 22:56:29,261 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 325 transitions. [2023-11-24 22:56:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:29,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,323 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 22:56:29,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 311 states and 326 transitions. [2023-11-24 22:56:29,350 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-24 22:56:29,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:56:29,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,426 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 22:56:29,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 22:56:29,464 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 22:56:29,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:56:29,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,515 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 22:56:29,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-24 22:56:29,534 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-24 22:56:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:56:29,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,552 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 22:56:29,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 22:56:29,560 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 22:56:29,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:56:29,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:29,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:29,699 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 22:56:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 315 states and 331 transitions. [2023-11-24 22:56:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 331 transitions. [2023-11-24 22:56:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:56:29,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:29,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:29,776 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 22:56:29,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-24 22:56:29,817 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-24 22:56:29,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:56:29,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:29,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:29,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:29,898 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 22:56:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:29,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 22:56:29,992 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 22:56:29,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:56:29,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:29,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,049 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 22:56:30,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 312 states and 328 transitions. [2023-11-24 22:56:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 328 transitions. [2023-11-24 22:56:30,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:56:30,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,267 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 22:56:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2023-11-24 22:56:30,496 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2023-11-24 22:56:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:30,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,527 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 22:56:30,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2023-11-24 22:56:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2023-11-24 22:56:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:56:30,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,620 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 22:56:30,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2023-11-24 22:56:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2023-11-24 22:56:30,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:56:30,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:56:30,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2023-11-24 22:56:30,778 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2023-11-24 22:56:30,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:56:30,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:30,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:56:30,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 312 states and 329 transitions. [2023-11-24 22:56:30,940 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2023-11-24 22:56:30,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:56:30,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:30,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:31,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:56:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 322 states and 340 transitions. [2023-11-24 22:56:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 340 transitions. [2023-11-24 22:56:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:56:31,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:31,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:31,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:31,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:56:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:31,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 323 states and 342 transitions. [2023-11-24 22:56:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 342 transitions. [2023-11-24 22:56:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:56:31,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:31,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:31,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:31,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:32,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:32,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 349 states and 375 transitions. [2023-11-24 22:56:32,176 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 375 transitions. [2023-11-24 22:56:32,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:56:32,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:32,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:32,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:32,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:32,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:33,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:33,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 376 states and 410 transitions. [2023-11-24 22:56:33,211 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 410 transitions. [2023-11-24 22:56:33,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:56:33,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:33,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:33,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:33,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:34,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 404 states and 447 transitions. [2023-11-24 22:56:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 447 transitions. [2023-11-24 22:56:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:56:34,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:34,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:34,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:34,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:36,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 433 states and 485 transitions. [2023-11-24 22:56:36,068 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 485 transitions. [2023-11-24 22:56:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:56:36,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:36,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:36,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 436 states and 490 transitions. [2023-11-24 22:56:36,890 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 490 transitions. [2023-11-24 22:56:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:56:36,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:36,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:37,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 439 states and 494 transitions. [2023-11-24 22:56:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 494 transitions. [2023-11-24 22:56:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:56:37,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:37,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:37,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:37,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 444 states and 502 transitions. [2023-11-24 22:56:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 502 transitions. [2023-11-24 22:56:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:56:39,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:39,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:39,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:39,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 450 states and 511 transitions. [2023-11-24 22:56:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 511 transitions. [2023-11-24 22:56:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:56:41,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:56:41,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:41,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:42,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:42,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 458 states and 520 transitions. [2023-11-24 22:56:42,284 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 520 transitions. [2023-11-24 22:56:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:56:42,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:42,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:42,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:56:42,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:43,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:43,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 462 states and 525 transitions. [2023-11-24 22:56:43,477 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 525 transitions. [2023-11-24 22:56:43,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:56:43,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:43,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:43,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:43,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:43,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 464 states and 529 transitions. [2023-11-24 22:56:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 529 transitions. [2023-11-24 22:56:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:56:44,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:44,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:44,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:44,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:45,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 474 states and 541 transitions. [2023-11-24 22:56:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 541 transitions. [2023-11-24 22:56:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:56:45,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:45,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:45,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:56:45,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 478 states and 547 transitions. [2023-11-24 22:56:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 547 transitions. [2023-11-24 22:56:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:56:47,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:56:47,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:48,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:48,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 482 states and 552 transitions. [2023-11-24 22:56:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 552 transitions. [2023-11-24 22:56:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:56:48,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:48,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:48,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:48,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:49,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 484 states and 556 transitions. [2023-11-24 22:56:49,370 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 556 transitions. [2023-11-24 22:56:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:56:49,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:49,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:49,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:49,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:56:51,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:51,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 485 states and 558 transitions. [2023-11-24 22:56:51,082 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 558 transitions. [2023-11-24 22:56:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:56:51,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:51,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:51,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:51,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:56:51,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:51,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 484 states and 557 transitions. [2023-11-24 22:56:51,138 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 557 transitions. [2023-11-24 22:56:51,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:56:51,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:51,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:51,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:56:51,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:56:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 489 states and 566 transitions. [2023-11-24 22:56:58,676 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 566 transitions. [2023-11-24 22:56:58,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:56:58,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:58,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:58,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:58,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:01,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:01,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 495 states and 576 transitions. [2023-11-24 22:57:01,173 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 576 transitions. [2023-11-24 22:57:01,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:57:01,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:01,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:01,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:01,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:01,429 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 503 states and 589 transitions. [2023-11-24 22:57:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 589 transitions. [2023-11-24 22:57:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:57:05,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:05,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:05,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:05,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:08,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:08,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 512 states and 604 transitions. [2023-11-24 22:57:08,021 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 604 transitions. [2023-11-24 22:57:08,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:57:08,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:08,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:08,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:08,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:10,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:10,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 521 states and 617 transitions. [2023-11-24 22:57:10,127 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 617 transitions. [2023-11-24 22:57:10,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:57:10,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:10,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:10,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:10,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:10,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:12,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 526 states and 625 transitions. [2023-11-24 22:57:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 625 transitions. [2023-11-24 22:57:12,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:57:12,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:12,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:12,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:12,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:14,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:14,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 532 states and 633 transitions. [2023-11-24 22:57:14,135 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 633 transitions. [2023-11-24 22:57:14,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:57:14,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:14,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:14,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:14,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:14,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:15,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 536 states and 639 transitions. [2023-11-24 22:57:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 639 transitions. [2023-11-24 22:57:15,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:57:15,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:15,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:15,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:57:15,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:15,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:16,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 540 states and 645 transitions. [2023-11-24 22:57:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 645 transitions. [2023-11-24 22:57:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:57:16,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:16,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:16,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:16,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:16,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 541 states and 647 transitions. [2023-11-24 22:57:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 647 transitions. [2023-11-24 22:57:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:57:18,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:18,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:18,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:57:18,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:57:18,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 543 states and 650 transitions. [2023-11-24 22:57:18,982 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 650 transitions. [2023-11-24 22:57:18,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:57:18,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:18,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:19,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:19,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:19,218 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.