./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.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_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/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_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/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_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/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 4ecd26f30dcf2e00e51585057257a3ebe53fdc2d12652276addf710ad43d7dfd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:16:16,622 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:16:16,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:16:16,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:16:16,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:16:16,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:16:16,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:16:16,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:16:16,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:16:16,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:16:16,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:16:16,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:16:16,736 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:16:16,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:16:16,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:16:16,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:16:16,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:16:16,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:16:16,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:16:16,740 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:16:16,741 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:16:16,741 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:16:16,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:16:16,742 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:16:16,743 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:16:16,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:16:16,744 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:16:16,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:16:16,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:16,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:16:16,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:16:16,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:16:16,746 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:16:16,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:16:16,747 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:16:16,747 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_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ecd26f30dcf2e00e51585057257a3ebe53fdc2d12652276addf710ad43d7dfd [2023-11-24 22:16:17,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:16:17,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:16:17,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:16:17,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:16:17,102 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:16:17,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c [2023-11-24 22:16:20,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:16:20,353 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:16:20,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c [2023-11-24 22:16:20,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/data/55c537ead/1ae3ef32a66d4e94946dd6ee3fe7872d/FLAGc1e5c095b [2023-11-24 22:16:20,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/data/55c537ead/1ae3ef32a66d4e94946dd6ee3fe7872d [2023-11-24 22:16:20,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:16:20,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:16:20,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:20,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:16:20,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:16:20,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c60819a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20, skipping insertion in model container [2023-11-24 22:16:20,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,415 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:20,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:20,687 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:20,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:20,730 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:20,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20 WrapperNode [2023-11-24 22:16:20,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:20,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:20,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:20,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:20,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,790 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 192 [2023-11-24 22:16:20,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:20,791 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:20,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:20,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:20,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:20,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:20,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:20,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:20,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:20" (1/1) ... [2023-11-24 22:16:20,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:20,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:20,874 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:20,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34fa452c-e9f9-48b0-a5d0-6799c4a1f39f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:20,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:16:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:20,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:16:20,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:16:20,996 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:20,998 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:16:21,964 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:16:22,036 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:16:22,037 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:16:22,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:22 BoogieIcfgContainer [2023-11-24 22:16:22,038 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:16:22,040 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:16:22,040 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:16:22,051 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:16:22,052 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:22" (1/1) ... [2023-11-24 22:16:22,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:16:22,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 294 states and 305 transitions. [2023-11-24 22:16:22,145 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 305 transitions. [2023-11-24 22:16:22,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:16:22,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,401 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 22:16:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 296 states and 307 transitions. [2023-11-24 22:16:22,471 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 307 transitions. [2023-11-24 22:16:22,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:16:22,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,528 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 22:16:22,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 297 states and 308 transitions. [2023-11-24 22:16:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 308 transitions. [2023-11-24 22:16:22,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:16:22,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,589 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 22:16:22,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 298 states and 309 transitions. [2023-11-24 22:16:22,603 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 309 transitions. [2023-11-24 22:16:22,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:16:22,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,644 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 22:16:22,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 299 states and 310 transitions. [2023-11-24 22:16:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 310 transitions. [2023-11-24 22:16:22,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:16:22,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,720 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 22:16:22,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:16:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:16:22,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:16:22,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,791 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 22:16:22,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:16:22,810 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:16:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:16:22,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,832 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 22:16:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:16:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:16:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:16:22,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:22,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:22,916 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 22:16:22,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 303 states and 315 transitions. [2023-11-24 22:16:22,940 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 315 transitions. [2023-11-24 22:16:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:16:22,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:22,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:22,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:22,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,004 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 22:16:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:16:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:16:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:16:23,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,084 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 22:16:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:16:23,140 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:16:23,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:16:23,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,188 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 22:16:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 300 states and 312 transitions. [2023-11-24 22:16:23,204 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 312 transitions. [2023-11-24 22:16:23,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:16:23,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,362 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 22:16:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 304 states and 317 transitions. [2023-11-24 22:16:23,537 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 317 transitions. [2023-11-24 22:16:23,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:16:23,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,584 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 22:16:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 303 states and 316 transitions. [2023-11-24 22:16:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 316 transitions. [2023-11-24 22:16:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:16:23,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,657 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 22:16:23,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 302 states and 315 transitions. [2023-11-24 22:16:23,710 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 315 transitions. [2023-11-24 22:16:23,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:16:23,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,744 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 22:16:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 301 states and 314 transitions. [2023-11-24 22:16:23,754 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 314 transitions. [2023-11-24 22:16:23,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:16:23,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,846 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 22:16:23,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:23,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 300 states and 313 transitions. [2023-11-24 22:16:23,905 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 313 transitions. [2023-11-24 22:16:23,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:16:23,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:23,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:23,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:23,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:23,981 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 22:16:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 310 states and 324 transitions. [2023-11-24 22:16:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 324 transitions. [2023-11-24 22:16:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:16:24,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:24,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:24,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:24,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:24,268 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 22:16:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:24,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 311 states and 326 transitions. [2023-11-24 22:16:24,299 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-24 22:16:24,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:16:24,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:24,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:24,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:24,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:24,481 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 22:16:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 334 states and 355 transitions. [2023-11-24 22:16:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 355 transitions. [2023-11-24 22:16:24,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:16:24,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:24,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:24,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:24,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:24,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:24,955 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 22:16:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 358 states and 386 transitions. [2023-11-24 22:16:25,416 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 386 transitions. [2023-11-24 22:16:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:16:25,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:25,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:25,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:25,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:25,524 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 22:16:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:26,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 383 states and 419 transitions. [2023-11-24 22:16:26,190 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 419 transitions. [2023-11-24 22:16:26,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:16:26,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:26,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:26,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:26,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:26,302 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 22:16:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:27,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 409 states and 453 transitions. [2023-11-24 22:16:27,087 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 453 transitions. [2023-11-24 22:16:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:16:27,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:27,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:27,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:27,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:27,218 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 22:16:27,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 412 states and 458 transitions. [2023-11-24 22:16:27,733 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 458 transitions. [2023-11-24 22:16:27,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:16:27,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:27,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:27,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:27,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:27,943 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 22:16:28,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:28,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 415 states and 462 transitions. [2023-11-24 22:16:28,408 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 462 transitions. [2023-11-24 22:16:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:16:28,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:28,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:28,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:28,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:28,586 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 22:16:32,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 420 states and 470 transitions. [2023-11-24 22:16:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 470 transitions. [2023-11-24 22:16:32,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:16:32,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:32,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:32,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:32,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:32,834 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 22:16:33,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:33,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 426 states and 479 transitions. [2023-11-24 22:16:33,659 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 479 transitions. [2023-11-24 22:16:33,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:16:33,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:33,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:33,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:16:33,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:33,910 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 22:16:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:34,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 434 states and 488 transitions. [2023-11-24 22:16:34,645 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 488 transitions. [2023-11-24 22:16:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:16:34,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:34,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:34,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:16:34,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:35,444 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 22:16:35,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 438 states and 493 transitions. [2023-11-24 22:16:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 493 transitions. [2023-11-24 22:16:35,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:35,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:35,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:35,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:35,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:35,897 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 22:16:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 440 states and 497 transitions. [2023-11-24 22:16:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 497 transitions. [2023-11-24 22:16:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:16:36,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:36,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:36,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:36,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:36,508 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 22:16:37,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:37,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-11-24 22:16:37,447 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-11-24 22:16:37,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:16:37,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:37,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:37,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:37,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:16:37,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:37,837 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 22:16:38,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 454 states and 515 transitions. [2023-11-24 22:16:38,822 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 515 transitions. [2023-11-24 22:16:38,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:16:38,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:38,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:38,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:16:38,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:39,243 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 22:16:39,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 458 states and 520 transitions. [2023-11-24 22:16:39,796 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 520 transitions. [2023-11-24 22:16:39,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:16:39,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:39,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:39,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:39,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:40,025 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 22:16:40,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:40,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 460 states and 524 transitions. [2023-11-24 22:16:40,549 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 524 transitions. [2023-11-24 22:16:40,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:16:40,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:40,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:40,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:40,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:41,029 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 22:16:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 461 states and 526 transitions. [2023-11-24 22:16:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 526 transitions. [2023-11-24 22:16:43,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:16:43,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:43,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:43,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:16:43,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:43,121 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 22:16:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:43,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 460 states and 525 transitions. [2023-11-24 22:16:43,156 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 525 transitions. [2023-11-24 22:16:43,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:16:43,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:43,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:43,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:43,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:46,705 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 22:16:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:48,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 465 states and 534 transitions. [2023-11-24 22:16:48,592 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 534 transitions. [2023-11-24 22:16:48,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:48,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:48,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:48,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:48,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:48,854 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 22:16:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 471 states and 544 transitions. [2023-11-24 22:16:50,485 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 544 transitions. [2023-11-24 22:16:50,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:16:50,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:50,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:50,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:50,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:50,838 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 22:16:53,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:53,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 557 transitions. [2023-11-24 22:16:53,678 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-11-24 22:16:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:16:53,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:53,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:53,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:53,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:53,785 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 22:16:55,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:55,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 488 states and 572 transitions. [2023-11-24 22:16:55,959 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-11-24 22:16:55,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:16:55,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:55,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:55,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:16:55,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:56,153 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 22:16:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 497 states and 585 transitions. [2023-11-24 22:16:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 585 transitions. [2023-11-24 22:16:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:16:57,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:57,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:57,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:57,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:57,688 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 22:16:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 502 states and 593 transitions. [2023-11-24 22:16:58,458 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 593 transitions. [2023-11-24 22:16:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:16:58,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:58,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:58,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:58,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:58,602 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 22:16:59,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 508 states and 601 transitions. [2023-11-24 22:16:59,320 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 601 transitions. [2023-11-24 22:16:59,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:16:59,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:59,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:59,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:16:59,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:16:59,432 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 22:17:00,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:00,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 512 states and 607 transitions. [2023-11-24 22:17:00,165 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 607 transitions. [2023-11-24 22:17:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:17:00,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:00,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:00,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:00,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:00,485 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 22:17:01,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:01,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 516 states and 613 transitions. [2023-11-24 22:17:01,241 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 613 transitions. [2023-11-24 22:17:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:17:01,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:01,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:01,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:17:01,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:01,371 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 22:17:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:02,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 517 states and 615 transitions. [2023-11-24 22:17:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 615 transitions. [2023-11-24 22:17:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:17:02,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:02,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:02,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:02,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:02,627 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 22:17:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 519 states and 618 transitions. [2023-11-24 22:17:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 618 transitions. [2023-11-24 22:17:02,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:17:02,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:02,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:02,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:17:02,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:03,142 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:17:08,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:08,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 538 states and 645 transitions. [2023-11-24 22:17:08,287 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 645 transitions. [2023-11-24 22:17:08,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:17:08,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:08,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:08,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:17:08,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:17:08,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 539 states and 647 transitions. [2023-11-24 22:17:08,494 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 647 transitions. [2023-11-24 22:17:08,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:17:08,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:08,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:08,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:17:08,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:17:15,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:15,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 559 states and 675 transitions. [2023-11-24 22:17:15,889 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 675 transitions. [2023-11-24 22:17:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:17:15,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:15,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:15,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:17:15,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:17:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 561 states and 678 transitions. [2023-11-24 22:17:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 678 transitions. [2023-11-24 22:17:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:17:16,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:16,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:16,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:17:16,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.