./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL --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 011044826c7a01c153d09406112c335d599fb158d7a4b72e6a624d5427477c0d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:30,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:30,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:27:30,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:30,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:30,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:30,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:30,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:30,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:30,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:30,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:30,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:30,569 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:30,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:30,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:30,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:30,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:30,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:30,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:30,575 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:27:30,575 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:30,576 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:30,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:30,578 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:30,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:30,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:30,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:30,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:30,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:30,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:30,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:30,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:30,584 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:30,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:30,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:30,586 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_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 011044826c7a01c153d09406112c335d599fb158d7a4b72e6a624d5427477c0d [2023-11-19 03:27:30,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:30,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:30,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:30,978 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:30,979 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:30,980 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound5.c [2023-11-19 03:27:34,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:34,703 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:34,704 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound5.c [2023-11-19 03:27:34,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/data/f063a0b01/7bd27421aa1b4f17ace21faf5cdc20dd/FLAG9d7afdb54 [2023-11-19 03:27:34,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/data/f063a0b01/7bd27421aa1b4f17ace21faf5cdc20dd [2023-11-19 03:27:34,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:34,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:34,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:34,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:34,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:34,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:34" (1/1) ... [2023-11-19 03:27:34,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0d3d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:34, skipping insertion in model container [2023-11-19 03:27:34,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:34" (1/1) ... [2023-11-19 03:27:34,778 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:34,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:34,995 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:35,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:35,035 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:35,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35 WrapperNode [2023-11-19 03:27:35,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:35,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:35,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:35,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:35,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,085 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 107 [2023-11-19 03:27:35,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:35,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:35,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:35,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:35,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:35,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:35,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:35,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:35,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:35,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:35,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:35,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4111ce93-f651-431e-8c51-3f00802c8160/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:27:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:27:35,324 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:35,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:35,684 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:35,757 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:35,758 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:27:35,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:35 BoogieIcfgContainer [2023-11-19 03:27:35,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:35,765 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:35,765 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:35,786 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:35,787 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:27:35,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2023-11-19 03:27:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2023-11-19 03:27:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:27:35,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:35,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:36,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 88 states and 99 transitions. [2023-11-19 03:27:36,143 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2023-11-19 03:27:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:27:36,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:36,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:36,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2023-11-19 03:27:36,387 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2023-11-19 03:27:36,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:27:36,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:36,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:36,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:36,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:36,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:36,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2023-11-19 03:27:36,535 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2023-11-19 03:27:36,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:27:36,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:36,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:36,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:36,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:36,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions. [2023-11-19 03:27:36,936 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2023-11-19 03:27:36,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:27:36,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:36,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:36,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:36,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:37,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions. [2023-11-19 03:27:37,027 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions. [2023-11-19 03:27:37,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:27:37,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:37,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:37,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:37,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:37,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:37,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 106 states and 126 transitions. [2023-11-19 03:27:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 126 transitions. [2023-11-19 03:27:37,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:27:37,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:37,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:37,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:37,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:37,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:37,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 107 states and 127 transitions. [2023-11-19 03:27:37,700 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 127 transitions. [2023-11-19 03:27:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:27:37,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:37,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:37,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:27:37,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:37,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 117 states and 142 transitions. [2023-11-19 03:27:38,566 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2023-11-19 03:27:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:27:38,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:38,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:38,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:27:38,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:27:39,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 128 states and 159 transitions. [2023-11-19 03:27:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 159 transitions. [2023-11-19 03:27:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:27:39,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:39,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:39,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:39,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 165 transitions. [2023-11-19 03:27:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2023-11-19 03:27:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:27:39,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:39,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:39,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:39,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:40,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:40,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 135 states and 172 transitions. [2023-11-19 03:27:40,018 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions. [2023-11-19 03:27:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:27:40,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:40,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:40,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:27:40,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:40,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 171 transitions. [2023-11-19 03:27:40,067 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 171 transitions. [2023-11-19 03:27:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:27:40,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:40,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:40,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:27:40,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 150 states and 215 transitions. [2023-11-19 03:27:41,240 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 215 transitions. [2023-11-19 03:27:41,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:27:41,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:41,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:41,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:41,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:41,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:42,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 155 states and 224 transitions. [2023-11-19 03:27:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 224 transitions. [2023-11-19 03:27:42,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:27:42,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:42,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:42,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:27:42,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 169 states and 270 transitions. [2023-11-19 03:27:43,694 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 270 transitions. [2023-11-19 03:27:43,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:27:43,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:43,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:43,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:43,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:43,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:44,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 173 states and 276 transitions. [2023-11-19 03:27:44,698 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 276 transitions. [2023-11-19 03:27:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:27:44,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:44,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:44,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:27:44,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:44,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:44,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 174 states and 277 transitions. [2023-11-19 03:27:44,833 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 277 transitions. [2023-11-19 03:27:44,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:27:44,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:44,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:44,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:27:44,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:45,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 192 states and 308 transitions. [2023-11-19 03:27:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 308 transitions. [2023-11-19 03:27:47,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:27:47,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:47,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:47,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:27:47,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:27:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 200 states and 326 transitions. [2023-11-19 03:27:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 326 transitions. [2023-11-19 03:27:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:27:49,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:49,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:49,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:49,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:27:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 208 states and 343 transitions. [2023-11-19 03:27:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 343 transitions. [2023-11-19 03:27:50,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:27:50,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:50,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:50,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:50,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:27:52,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:52,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 217 states and 361 transitions. [2023-11-19 03:27:52,788 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 361 transitions. [2023-11-19 03:27:52,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:27:52,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:52,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:52,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:52,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:27:54,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:54,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 227 states and 380 transitions. [2023-11-19 03:27:54,661 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 380 transitions. [2023-11-19 03:27:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:27:54,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:54,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:54,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:27:54,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:27:56,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:56,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 238 states and 400 transitions. [2023-11-19 03:27:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 400 transitions. [2023-11-19 03:27:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:27:56,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:56,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:56,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:27:56,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:28:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 252 states and 434 transitions. [2023-11-19 03:28:00,731 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 434 transitions. [2023-11-19 03:28:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:28:00,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:00,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:00,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:00,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:28:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 267 states and 469 transitions. [2023-11-19 03:28:05,273 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 469 transitions. [2023-11-19 03:28:05,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:28:05,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:05,349 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:28:08,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:08,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 279 states and 500 transitions. [2023-11-19 03:28:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 500 transitions. [2023-11-19 03:28:08,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:28:08,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:08,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:08,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:08,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:28:13,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:13,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 296 states and 541 transitions. [2023-11-19 03:28:13,866 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 541 transitions. [2023-11-19 03:28:13,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:28:13,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:13,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:13,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:13,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:14,263 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:28:19,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 314 states and 580 transitions. [2023-11-19 03:28:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 580 transitions. [2023-11-19 03:28:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:28:19,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:19,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:19,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:19,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:19,991 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:28:20,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 316 states and 586 transitions. [2023-11-19 03:28:20,802 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 586 transitions. [2023-11-19 03:28:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:28:20,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:20,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:20,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:20,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:28:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:23,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 329 states and 617 transitions. [2023-11-19 03:28:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 617 transitions. [2023-11-19 03:28:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:28:23,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:23,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:23,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:23,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.