./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/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_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/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_99bb2367-e768-4b06-b4e6-6b73b9276817/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 38ccaeaf311fb01804239f58019ab7743a9fb69960e13f76d7c528e868915a3a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:36,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:36,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:47:36,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:36,757 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:36,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:36,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:36,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:36,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:36,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:36,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:36,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:36,787 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:36,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:36,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:36,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:36,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:36,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:36,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:36,790 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:36,791 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:36,793 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:36,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:36,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:36,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:36,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:36,795 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:36,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:36,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:36,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:36,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:36,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:36,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:36,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:36,798 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:36,798 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_99bb2367-e768-4b06-b4e6-6b73b9276817/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38ccaeaf311fb01804239f58019ab7743a9fb69960e13f76d7c528e868915a3a [2023-11-19 02:47:37,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:37,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:37,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:37,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:37,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:37,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound50.c [2023-11-19 02:47:40,282 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:40,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:40,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound50.c [2023-11-19 02:47:40,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/data/8cb1dd66d/47eb42ee5cad4365ad413ad8dd270fd5/FLAG6d6a19883 [2023-11-19 02:47:40,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/data/8cb1dd66d/47eb42ee5cad4365ad413ad8dd270fd5 [2023-11-19 02:47:40,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:40,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:40,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:40,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:40,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:40,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cac3781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40, skipping insertion in model container [2023-11-19 02:47:40,588 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:40,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:40,848 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:40,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:40,880 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:40,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40 WrapperNode [2023-11-19 02:47:40,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:40,882 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:40,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:40,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:40,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,898 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,924 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-19 02:47:40,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:40,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:40,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:40,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:40,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,943 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,949 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:40,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:40,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:40,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:40,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:40" (1/1) ... [2023-11-19 02:47:40,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:40,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:40,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:41,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99bb2367-e768-4b06-b4e6-6b73b9276817/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:47:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:47:41,114 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:41,117 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:41,270 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:41,303 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:41,303 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:47:41,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:41 BoogieIcfgContainer [2023-11-19 02:47:41,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:41,309 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:41,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:41,318 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:41,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:41" (1/1) ... [2023-11-19 02:47:41,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:41,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-19 02:47:41,401 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-19 02:47:41,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:47:41,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:41,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:41,533 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 02:47:41,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:41,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-19 02:47:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-19 02:47:41,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:47:41,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:41,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:41,691 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 02:47:41,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:41,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-19 02:47:41,741 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-19 02:47:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:47:41,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:41,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-19 02:47:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-19 02:47:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:47:41,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:41,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:41,842 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 02:47:41,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:41,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-19 02:47:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-19 02:47:41,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:47:41,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:41,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:41,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:41,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:41,967 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 02:47:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:42,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-19 02:47:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-19 02:47:42,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:47:42,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:42,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:42,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:42,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:42,282 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 02:47:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:42,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-19 02:47:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-19 02:47:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:47:42,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:42,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:42,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:47:42,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:42,509 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 02:47:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:42,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-19 02:47:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-19 02:47:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:47:42,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:42,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:42,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:47:42,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:42,705 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 02:47:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 50 transitions. [2023-11-19 02:47:42,875 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2023-11-19 02:47:42,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:47:42,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:42,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:42,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:47:42,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:42,950 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 02:47:43,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 57 transitions. [2023-11-19 02:47:43,093 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-19 02:47:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:47:43,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:43,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:43,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:47:43,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:43,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 78 transitions. [2023-11-19 02:47:43,786 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-19 02:47:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:47:43,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:43,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:43,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:43,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:43,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:44,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 100 transitions. [2023-11-19 02:47:44,709 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-19 02:47:44,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:47:44,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:44,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:44,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:47:44,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:44,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:45,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 111 transitions. [2023-11-19 02:47:45,416 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2023-11-19 02:47:45,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:47:45,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:45,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:45,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:45,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:45,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:47:45,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:45,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 124 transitions. [2023-11-19 02:47:45,803 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2023-11-19 02:47:45,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:47:45,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:45,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:45,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:47:45,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 84 states and 135 transitions. [2023-11-19 02:47:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-19 02:47:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:47:46,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:46,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:46,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:47:46,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:46,657 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 94 states and 152 transitions. [2023-11-19 02:47:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 152 transitions. [2023-11-19 02:47:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:47:47,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:47,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:47,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:47:47,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:47,265 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:47:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 100 states and 163 transitions. [2023-11-19 02:47:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2023-11-19 02:47:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:47:48,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:48,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:48,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:47:48,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:47:48,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:48,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 103 states and 165 transitions. [2023-11-19 02:47:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2023-11-19 02:47:48,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:47:48,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:48,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:48,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:48,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:48,704 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:49,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:49,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 107 states and 179 transitions. [2023-11-19 02:47:49,113 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2023-11-19 02:47:49,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:47:49,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:49,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:49,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:49,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:49,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:49,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 114 states and 190 transitions. [2023-11-19 02:47:49,835 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions. [2023-11-19 02:47:49,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:47:49,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:49,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:49,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:49,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:50,331 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:51,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:51,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 124 states and 209 transitions. [2023-11-19 02:47:51,477 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2023-11-19 02:47:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:47:51,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:51,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:51,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:51,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:51,695 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:52,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:52,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 134 states and 228 transitions. [2023-11-19 02:47:52,364 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2023-11-19 02:47:52,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:47:52,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:52,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:52,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:52,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:53,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 239 transitions. [2023-11-19 02:47:53,225 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 239 transitions. [2023-11-19 02:47:53,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:47:53,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:53,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:53,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:53,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:53,319 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 143 states and 243 transitions. [2023-11-19 02:47:54,085 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 243 transitions. [2023-11-19 02:47:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:47:54,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:54,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:54,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:54,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:54,194 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:54,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 145 states and 244 transitions. [2023-11-19 02:47:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2023-11-19 02:47:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:47:54,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:54,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:54,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:54,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:54,908 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:55,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 148 states and 246 transitions. [2023-11-19 02:47:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2023-11-19 02:47:55,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:47:55,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:55,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:55,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:55,542 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:56,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 151 states and 248 transitions. [2023-11-19 02:47:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 248 transitions. [2023-11-19 02:47:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:47:56,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:56,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:47:56,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:56,368 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 155 states and 264 transitions. [2023-11-19 02:47:56,862 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 264 transitions. [2023-11-19 02:47:56,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:47:56,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:56,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:56,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:47:56,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:58,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 165 states and 277 transitions. [2023-11-19 02:47:58,474 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2023-11-19 02:47:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:47:58,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:58,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:58,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:47:58,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:58,625 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:59,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 168 states and 279 transitions. [2023-11-19 02:47:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 279 transitions. [2023-11-19 02:47:59,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:47:59,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:59,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:59,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:47:59,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:00,071 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:02,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 336 transitions. [2023-11-19 02:48:02,732 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 336 transitions. [2023-11-19 02:48:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:48:02,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:02,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:02,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:48:02,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:03,049 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:04,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 215 states and 370 transitions. [2023-11-19 02:48:04,192 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 370 transitions. [2023-11-19 02:48:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:48:04,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:04,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:04,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:48:04,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:04,407 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 221 states and 384 transitions. [2023-11-19 02:48:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 384 transitions. [2023-11-19 02:48:05,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:48:05,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:05,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:05,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:48:05,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:06,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:06,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 224 states and 386 transitions. [2023-11-19 02:48:06,501 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 386 transitions. [2023-11-19 02:48:06,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:48:06,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:06,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:06,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:48:06,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:06,626 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:07,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:07,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 227 states and 388 transitions. [2023-11-19 02:48:07,259 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 388 transitions. [2023-11-19 02:48:07,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:48:07,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:07,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:07,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:48:07,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:08,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 230 states and 390 transitions. [2023-11-19 02:48:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 390 transitions. [2023-11-19 02:48:08,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:48:08,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:08,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:08,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:08,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:08,294 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:48:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:08,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 234 states and 411 transitions. [2023-11-19 02:48:08,901 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 411 transitions. [2023-11-19 02:48:08,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:48:08,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:08,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:08,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:48:08,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:09,528 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:10,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:10,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 241 states and 422 transitions. [2023-11-19 02:48:10,407 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 422 transitions. [2023-11-19 02:48:10,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:48:10,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:10,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:10,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:48:10,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 244 states and 438 transitions. [2023-11-19 02:48:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 438 transitions. [2023-11-19 02:48:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:48:11,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:11,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:11,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:48:11,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:14,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:14,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 259 states and 466 transitions. [2023-11-19 02:48:14,979 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 466 transitions. [2023-11-19 02:48:14,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:48:14,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:14,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:15,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:48:15,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:48:16,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:16,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 265 states and 478 transitions. [2023-11-19 02:48:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 478 transitions. [2023-11-19 02:48:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:48:16,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:16,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:48:16,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:48:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:17,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 268 states and 482 transitions. [2023-11-19 02:48:17,747 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 482 transitions. [2023-11-19 02:48:17,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:48:17,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:17,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:17,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:48:17,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:17,874 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:48:18,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 270 states and 483 transitions. [2023-11-19 02:48:18,708 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 483 transitions. [2023-11-19 02:48:18,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 02:48:18,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:18,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:18,971 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:48:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 274 states and 508 transitions. [2023-11-19 02:48:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 508 transitions. [2023-11-19 02:48:19,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:48:19,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 02:48:19,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:22,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 284 states and 521 transitions. [2023-11-19 02:48:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 521 transitions. [2023-11-19 02:48:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:48:22,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:22,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:22,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:48:22,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:22,818 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 296 states and 549 transitions. [2023-11-19 02:48:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 549 transitions. [2023-11-19 02:48:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:48:25,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:48:25,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:26,033 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:48:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 302 states and 561 transitions. [2023-11-19 02:48:27,298 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 561 transitions. [2023-11-19 02:48:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:48:27,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:48:27,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:27,445 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:48:28,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:28,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 305 states and 565 transitions. [2023-11-19 02:48:28,877 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 565 transitions. [2023-11-19 02:48:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:48:28,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:28,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:28,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:48:28,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:29,029 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:48:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:30,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 307 states and 566 transitions. [2023-11-19 02:48:30,033 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 566 transitions. [2023-11-19 02:48:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 02:48:30,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:30,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:30,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:30,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 02:48:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:31,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 311 states and 593 transitions. [2023-11-19 02:48:31,073 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 593 transitions. [2023-11-19 02:48:31,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:48:31,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:31,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:31,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:48:31,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:31,539 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.