./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a667cf640b9cf5657756f4ca44157e13471ed71aebfaf7ff11f9d5251db37ae --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:25,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:25,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:03:25,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:25,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:25,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:25,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:25,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:25,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:25,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:25,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:25,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:25,460 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:25,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:25,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:25,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:25,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:25,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:25,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:25,465 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:25,465 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:25,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:25,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:25,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:25,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:25,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:25,469 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:25,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:25,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:25,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:25,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:25,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:25,472 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:25,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:25,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:25,474 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_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a667cf640b9cf5657756f4ca44157e13471ed71aebfaf7ff11f9d5251db37ae [2023-11-24 23:03:25,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:25,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:25,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:25,801 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:25,801 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:25,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c [2023-11-24 23:03:28,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:29,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:29,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/sv-benchmarks/c/nla-digbench/sqrt1-ll.c [2023-11-24 23:03:29,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/data/082164747/968323d14e16490b81887ae22b6bdd16/FLAGd0571e987 [2023-11-24 23:03:29,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/data/082164747/968323d14e16490b81887ae22b6bdd16 [2023-11-24 23:03:29,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:29,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:29,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:29,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:29,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:29,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2356b7a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29, skipping insertion in model container [2023-11-24 23:03:29,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,613 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:29,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:29,814 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:29,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:29,847 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:29,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29 WrapperNode [2023-11-24 23:03:29,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:29,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:29,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:29,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:29,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,888 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2023-11-24 23:03:29,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:29,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:29,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:29,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:29,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:29,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:29,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:29,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:29,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:29" (1/1) ... [2023-11-24 23:03:29,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:29,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:29,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:30,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e16a5df-29fc-4977-8b2d-14782c7de411/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:30,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:03:30,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:03:30,090 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:30,093 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:30,631 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:30,667 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:30,667 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:03:30,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:30 BoogieIcfgContainer [2023-11-24 23:03:30,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:30,670 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:30,670 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:30,681 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:30,681 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:30" (1/1) ... [2023-11-24 23:03:30,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:03:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:30,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2023-11-24 23:03:30,752 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2023-11-24 23:03:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:03:30,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:30,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:30,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:30,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 113 states and 118 transitions. [2023-11-24 23:03:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 118 transitions. [2023-11-24 23:03:30,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:03:30,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:30,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-24 23:03:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-24 23:03:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:03:30,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:30,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2023-11-24 23:03:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2023-11-24 23:03:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:03:31,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2023-11-24 23:03:31,125 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2023-11-24 23:03:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:03:31,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-24 23:03:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-24 23:03:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:03:31,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-24 23:03:31,296 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-24 23:03:31,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:03:31,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-24 23:03:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-24 23:03:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:03:31,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-24 23:03:31,429 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-24 23:03:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:03:31,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-24 23:03:31,505 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-24 23:03:31,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:03:31,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-11-24 23:03:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-11-24 23:03:31,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:03:31,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:31,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-11-24 23:03:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-11-24 23:03:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:03:31,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:31,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:31,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:31,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:31,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-24 23:03:31,774 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-24 23:03:31,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:03:31,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:31,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:31,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:31,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:32,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:32,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 138 states and 149 transitions. [2023-11-24 23:03:32,046 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 149 transitions. [2023-11-24 23:03:32,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:03:32,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:32,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:32,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:32,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:32,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:32,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 154 states and 170 transitions. [2023-11-24 23:03:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 170 transitions. [2023-11-24 23:03:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:03:32,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:32,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:32,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:32,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:32,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:32,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 171 states and 192 transitions. [2023-11-24 23:03:32,864 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2023-11-24 23:03:32,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:03:32,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:32,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:32,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:32,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:33,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 174 states and 197 transitions. [2023-11-24 23:03:33,309 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 197 transitions. [2023-11-24 23:03:33,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:03:33,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:33,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:33,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:33,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:33,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 177 states and 201 transitions. [2023-11-24 23:03:33,837 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 201 transitions. [2023-11-24 23:03:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:03:33,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:33,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:33,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:33,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:33,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:34,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:34,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 179 states and 205 transitions. [2023-11-24 23:03:34,100 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 205 transitions. [2023-11-24 23:03:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:03:34,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:34,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:34,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:34,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 185 states and 213 transitions. [2023-11-24 23:03:34,467 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 213 transitions. [2023-11-24 23:03:34,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:03:34,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:34,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:34,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:34,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:34,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:35,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 187 states and 216 transitions. [2023-11-24 23:03:35,026 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 216 transitions. [2023-11-24 23:03:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:03:35,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:35,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:35,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:35,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:35,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 191 states and 221 transitions. [2023-11-24 23:03:35,609 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 221 transitions. [2023-11-24 23:03:35,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:03:35,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:35,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:35,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:35,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:35,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:35,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 192 states and 223 transitions. [2023-11-24 23:03:35,930 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 223 transitions. [2023-11-24 23:03:35,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:03:35,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:35,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:35,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:35,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:03:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:36,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 194 states and 226 transitions. [2023-11-24 23:03:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 226 transitions. [2023-11-24 23:03:36,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:03:36,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:36,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:36,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:36,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:36,380 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:37,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 204 states and 241 transitions. [2023-11-24 23:03:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 241 transitions. [2023-11-24 23:03:37,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:03:37,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:37,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:37,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 205 states and 242 transitions. [2023-11-24 23:03:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 242 transitions. [2023-11-24 23:03:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:03:37,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:37,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:37,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:37,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:37,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:38,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 216 states and 258 transitions. [2023-11-24 23:03:38,263 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 258 transitions. [2023-11-24 23:03:38,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:03:38,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:38,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:38,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 218 states and 260 transitions. [2023-11-24 23:03:38,511 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 260 transitions. [2023-11-24 23:03:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:03:38,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:38,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:38,599 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:38,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 217 states and 259 transitions. [2023-11-24 23:03:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 259 transitions. [2023-11-24 23:03:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:03:38,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:38,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:38,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:38,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:38,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:39,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:39,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 222 states and 269 transitions. [2023-11-24 23:03:39,265 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 269 transitions. [2023-11-24 23:03:39,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:03:39,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:39,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:39,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:39,358 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:39,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:39,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 221 states and 268 transitions. [2023-11-24 23:03:39,419 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 268 transitions. [2023-11-24 23:03:39,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:03:39,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:39,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:39,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:39,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 227 states and 279 transitions. [2023-11-24 23:03:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 279 transitions. [2023-11-24 23:03:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:03:40,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:40,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:40,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:40,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:41,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:41,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 237 states and 296 transitions. [2023-11-24 23:03:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 296 transitions. [2023-11-24 23:03:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:03:41,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:41,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:41,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:03:41,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:43,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 252 states and 318 transitions. [2023-11-24 23:03:43,372 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 318 transitions. [2023-11-24 23:03:43,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:03:43,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:43,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:43,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:43,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:43,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:03:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 251 states and 317 transitions. [2023-11-24 23:03:43,566 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 317 transitions. [2023-11-24 23:03:43,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:03:43,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:43,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:43,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:43,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:03:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 250 states and 316 transitions. [2023-11-24 23:03:43,694 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2023-11-24 23:03:43,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:03:43,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:43,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:43,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:43,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:45,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 273 states and 345 transitions. [2023-11-24 23:03:45,029 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 345 transitions. [2023-11-24 23:03:45,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:03:45,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:45,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:45,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:45,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:03:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:45,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 272 states and 344 transitions. [2023-11-24 23:03:45,161 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 344 transitions. [2023-11-24 23:03:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:03:45,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:45,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:45,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:45,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:03:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:46,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 296 states and 373 transitions. [2023-11-24 23:03:46,623 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 373 transitions. [2023-11-24 23:03:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:03:46,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:46,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:46,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:46,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:46,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:03:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 372 transitions. [2023-11-24 23:03:46,752 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 372 transitions. [2023-11-24 23:03:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:03:46,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:46,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:46,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:46,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:46,791 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:03:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 294 states and 371 transitions. [2023-11-24 23:03:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 371 transitions. [2023-11-24 23:03:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:03:46,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:46,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:47,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:47,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:03:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 293 states and 370 transitions. [2023-11-24 23:03:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 370 transitions. [2023-11-24 23:03:47,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:03:47,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:47,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:47,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:47,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:47,075 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:03:47,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 292 states and 369 transitions. [2023-11-24 23:03:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 369 transitions. [2023-11-24 23:03:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:03:47,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:47,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:47,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:47,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:03:48,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 303 states and 386 transitions. [2023-11-24 23:03:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 386 transitions. [2023-11-24 23:03:48,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:03:48,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:48,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:48,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:48,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:48,275 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:03:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:48,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 302 states and 385 transitions. [2023-11-24 23:03:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 385 transitions. [2023-11-24 23:03:48,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:03:48,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:48,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:48,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:48,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:48,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:48,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 301 states and 384 transitions. [2023-11-24 23:03:48,362 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 384 transitions. [2023-11-24 23:03:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:03:48,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:48,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:48,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:48,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:03:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 300 states and 383 transitions. [2023-11-24 23:03:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 383 transitions. [2023-11-24 23:03:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:03:48,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:48,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:48,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:48,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 314 states and 400 transitions. [2023-11-24 23:03:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 400 transitions. [2023-11-24 23:03:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:03:49,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:49,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:49,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:49,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 23:03:49,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:49,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 313 states and 399 transitions. [2023-11-24 23:03:49,385 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 399 transitions. [2023-11-24 23:03:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:03:49,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:49,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:49,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:49,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 328 states and 416 transitions. [2023-11-24 23:03:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 416 transitions. [2023-11-24 23:03:50,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:03:50,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:50,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:50,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:50,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:50,145 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:50,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 327 states and 415 transitions. [2023-11-24 23:03:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 415 transitions. [2023-11-24 23:03:50,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:03:50,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:50,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:50,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:50,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 343 states and 434 transitions. [2023-11-24 23:03:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 434 transitions. [2023-11-24 23:03:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:03:51,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:51,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:51,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:51,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:51,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 342 states and 433 transitions. [2023-11-24 23:03:51,685 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 433 transitions. [2023-11-24 23:03:51,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:03:51,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:51,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:51,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:03:51,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:03:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:53,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 352 states and 447 transitions. [2023-11-24 23:03:53,535 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 447 transitions. [2023-11-24 23:03:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:03:53,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:53,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:53,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:53,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:53,703 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 370 states and 467 transitions. [2023-11-24 23:03:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 467 transitions. [2023-11-24 23:03:55,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:03:55,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:55,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:55,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:55,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:55,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:55,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 369 states and 466 transitions. [2023-11-24 23:03:55,787 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 466 transitions. [2023-11-24 23:03:55,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:03:55,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:55,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:55,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:55,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:55,872 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:56,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:56,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 368 states and 465 transitions. [2023-11-24 23:03:56,547 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 465 transitions. [2023-11-24 23:03:56,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:03:56,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:56,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:56,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:56,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:57,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 367 states and 464 transitions. [2023-11-24 23:03:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 464 transitions. [2023-11-24 23:03:57,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:03:57,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:57,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:57,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:03:57,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:58,109 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:03:58,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 383 states and 488 transitions. [2023-11-24 23:03:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 488 transitions. [2023-11-24 23:03:58,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:03:58,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:58,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:58,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:58,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 405 states and 513 transitions. [2023-11-24 23:04:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 513 transitions. [2023-11-24 23:04:02,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:04:02,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:02,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:02,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:04:02,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 421 states and 533 transitions. [2023-11-24 23:04:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 533 transitions. [2023-11-24 23:04:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:04:03,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:03,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:03,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:03,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:03,602 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:03,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 420 states and 532 transitions. [2023-11-24 23:04:03,993 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 532 transitions. [2023-11-24 23:04:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:04:03,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:03,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:04,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:04:04,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:04,276 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:05,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 437 states and 555 transitions. [2023-11-24 23:04:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 555 transitions. [2023-11-24 23:04:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:04:05,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:05,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:05,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:05,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:05,296 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:10,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 461 states and 582 transitions. [2023-11-24 23:04:10,041 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 582 transitions. [2023-11-24 23:04:10,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:04:10,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:10,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:10,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:04:10,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:10,265 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:10,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 464 states and 594 transitions. [2023-11-24 23:04:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 594 transitions. [2023-11-24 23:04:10,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:04:10,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:10,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:10,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:04:10,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:11,363 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:12,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 467 states and 598 transitions. [2023-11-24 23:04:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2023-11-24 23:04:12,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:04:12,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:12,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:12,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:04:12,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:12,585 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:13,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 471 states and 607 transitions. [2023-11-24 23:04:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 607 transitions. [2023-11-24 23:04:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:04:13,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:13,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:13,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:04:13,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:14,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:14,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 474 states and 614 transitions. [2023-11-24 23:04:14,786 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 614 transitions. [2023-11-24 23:04:14,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:04:14,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:14,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:14,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:04:14,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:15,068 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:16,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 479 states and 622 transitions. [2023-11-24 23:04:16,440 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 622 transitions. [2023-11-24 23:04:16,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:04:16,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:16,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:16,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:16,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:16,495 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 23:04:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:16,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 479 states and 621 transitions. [2023-11-24 23:04:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 621 transitions. [2023-11-24 23:04:16,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:04:16,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:16,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:16,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:04:16,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:17,173 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:04:17,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:17,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 481 states and 626 transitions. [2023-11-24 23:04:17,573 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 626 transitions. [2023-11-24 23:04:17,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:04:17,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:17,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:17,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:17,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:17,661 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-24 23:04:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:19,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 488 states and 636 transitions. [2023-11-24 23:04:19,470 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 636 transitions. [2023-11-24 23:04:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 23:04:19,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:19,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:19,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:19,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:19,544 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked.