./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC --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 4cd3813e1162515d6dfe6f021a67e8bd41b689ea28e27900ea441d7fd3bbe5cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:20,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:20,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:20,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:20,610 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:20,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:20,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:20,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:20,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:20,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:20,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:20,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:20,652 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:20,654 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:20,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:20,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:20,655 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:20,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:20,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:20,657 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:20,657 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:20,658 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:20,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:20,659 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:20,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:20,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:20,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:20,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:20,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:20,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:20,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:20,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:20,665 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:20,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:20,665 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:20,666 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_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd3813e1162515d6dfe6f021a67e8bd41b689ea28e27900ea441d7fd3bbe5cc [2023-11-23 20:22:20,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:20,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:21,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:21,002 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:21,003 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:21,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c [2023-11-23 20:22:24,194 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:24,413 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:24,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound10.c [2023-11-23 20:22:24,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/data/ee7e693e6/bd94cfec431140caa321e6d83752a0e7/FLAGd7d1ffe74 [2023-11-23 20:22:24,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/data/ee7e693e6/bd94cfec431140caa321e6d83752a0e7 [2023-11-23 20:22:24,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:24,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:24,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:24,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:24,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:24,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ee3e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24, skipping insertion in model container [2023-11-23 20:22:24,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,495 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:24,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:24,740 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:24,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:24,778 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:24,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24 WrapperNode [2023-11-23 20:22:24,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:24,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:24,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:24,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:24,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,832 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2023-11-23 20:22:24,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:24,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:24,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:24,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:24,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,845 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:24,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:24,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:24,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:24,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:24" (1/1) ... [2023-11-23 20:22:24,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:24,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:24,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:24,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f91a84-ecd3-446b-9af1-e2bb31da6af5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:22:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:22:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:24,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:22:24,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:22:25,011 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:25,014 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:25,590 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:25,634 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:25,645 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:22:25,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:25 BoogieIcfgContainer [2023-11-23 20:22:25,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:25,649 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:25,649 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:25,657 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:25,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:25" (1/1) ... [2023-11-23 20:22:25,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:25,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-23 20:22:25,742 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-23 20:22:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:25,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:25,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-23 20:22:26,032 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-23 20:22:26,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:26,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-11-23 20:22:26,156 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-11-23 20:22:26,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:26,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-23 20:22:26,214 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-23 20:22:26,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:26,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2023-11-23 20:22:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-23 20:22:26,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:26,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-23 20:22:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-23 20:22:26,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:26,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2023-11-23 20:22:26,517 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-11-23 20:22:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:26,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-23 20:22:26,577 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-23 20:22:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:26,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2023-11-23 20:22:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-11-23 20:22:26,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:26,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2023-11-23 20:22:26,757 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2023-11-23 20:22:26,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:26,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2023-11-23 20:22:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-11-23 20:22:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:22:26,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2023-11-23 20:22:26,932 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2023-11-23 20:22:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:22:26,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:26,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:26,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2023-11-23 20:22:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2023-11-23 20:22:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:22:27,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2023-11-23 20:22:27,070 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2023-11-23 20:22:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:22:27,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2023-11-23 20:22:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2023-11-23 20:22:27,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:22:27,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-23 20:22:27,276 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-23 20:22:27,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:22:27,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2023-11-23 20:22:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2023-11-23 20:22:27,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:22:27,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-23 20:22:27,377 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-23 20:22:27,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:22:27,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2023-11-23 20:22:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2023-11-23 20:22:27,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:22:27,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2023-11-23 20:22:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2023-11-23 20:22:27,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:22:27,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2023-11-23 20:22:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2023-11-23 20:22:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:22:27,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2023-11-23 20:22:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2023-11-23 20:22:27,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:27,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 202 states and 208 transitions. [2023-11-23 20:22:27,825 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 208 transitions. [2023-11-23 20:22:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:27,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:27,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2023-11-23 20:22:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2023-11-23 20:22:27,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:22:27,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:27,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 205 states and 212 transitions. [2023-11-23 20:22:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 212 transitions. [2023-11-23 20:22:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:28,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:28,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:28,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2023-11-23 20:22:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2023-11-23 20:22:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:28,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:28,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:28,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:28,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2023-11-23 20:22:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2023-11-23 20:22:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:22:28,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:28,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:28,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 219 states and 228 transitions. [2023-11-23 20:22:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 228 transitions. [2023-11-23 20:22:28,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:22:28,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:28,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:28,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 220 states and 229 transitions. [2023-11-23 20:22:28,958 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 229 transitions. [2023-11-23 20:22:28,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:22:28,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:28,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:29,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:29,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 250 states and 261 transitions. [2023-11-23 20:22:29,278 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 261 transitions. [2023-11-23 20:22:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:22:29,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:29,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:29,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:29,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:29,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 281 states and 294 transitions. [2023-11-23 20:22:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 294 transitions. [2023-11-23 20:22:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:22:29,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:29,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:29,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:29,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:29,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 284 states and 299 transitions. [2023-11-23 20:22:30,197 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 299 transitions. [2023-11-23 20:22:30,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:22:30,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:30,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:30,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 287 states and 303 transitions. [2023-11-23 20:22:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 303 transitions. [2023-11-23 20:22:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:22:30,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:30,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:31,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 292 states and 310 transitions. [2023-11-23 20:22:31,658 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 310 transitions. [2023-11-23 20:22:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:22:31,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:31,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:31,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:31,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:32,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:32,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 298 states and 317 transitions. [2023-11-23 20:22:32,480 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 317 transitions. [2023-11-23 20:22:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:22:32,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:32,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:32,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:32,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:32,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 301 states and 322 transitions. [2023-11-23 20:22:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 322 transitions. [2023-11-23 20:22:32,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:22:32,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:32,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:32,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:32,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:33,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 339 states and 366 transitions. [2023-11-23 20:22:33,414 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 366 transitions. [2023-11-23 20:22:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:22:33,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:33,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:33,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:33,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 343 states and 373 transitions. [2023-11-23 20:22:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 373 transitions. [2023-11-23 20:22:33,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:22:33,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:33,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:34,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 382 states and 419 transitions. [2023-11-23 20:22:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 419 transitions. [2023-11-23 20:22:34,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:22:34,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:34,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:34,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:34,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:34,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 381 states and 418 transitions. [2023-11-23 20:22:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 418 transitions. [2023-11-23 20:22:34,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:22:34,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:34,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:34,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:34,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:35,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 384 states and 423 transitions. [2023-11-23 20:22:35,232 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 423 transitions. [2023-11-23 20:22:35,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:22:35,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:35,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:35,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:35,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:35,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 390 states and 433 transitions. [2023-11-23 20:22:35,945 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 433 transitions. [2023-11-23 20:22:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:22:35,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:35,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:35,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:35,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:36,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 394 states and 439 transitions. [2023-11-23 20:22:36,332 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 439 transitions. [2023-11-23 20:22:36,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:22:36,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:36,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:37,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 401 states and 450 transitions. [2023-11-23 20:22:37,107 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 450 transitions. [2023-11-23 20:22:37,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:22:37,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:37,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:37,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:37,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:37,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:37,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 400 states and 449 transitions. [2023-11-23 20:22:37,161 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 449 transitions. [2023-11-23 20:22:37,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:22:37,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:37,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:37,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:37,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:37,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:38,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:38,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 408 states and 461 transitions. [2023-11-23 20:22:38,016 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 461 transitions. [2023-11-23 20:22:38,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:22:38,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:38,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:38,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:38,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:39,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 417 states and 476 transitions. [2023-11-23 20:22:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 476 transitions. [2023-11-23 20:22:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:22:39,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:39,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:39,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:39,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 416 states and 475 transitions. [2023-11-23 20:22:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 475 transitions. [2023-11-23 20:22:39,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:22:39,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:39,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:39,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 417 states and 477 transitions. [2023-11-23 20:22:39,402 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 477 transitions. [2023-11-23 20:22:39,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:22:39,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:39,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:39,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:40,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 425 states and 487 transitions. [2023-11-23 20:22:40,055 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 487 transitions. [2023-11-23 20:22:40,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:22:40,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:40,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 427 states and 489 transitions. [2023-11-23 20:22:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 489 transitions. [2023-11-23 20:22:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:22:40,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:40,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:40,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 436 states and 500 transitions. [2023-11-23 20:22:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 500 transitions. [2023-11-23 20:22:40,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:22:40,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:40,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 435 states and 499 transitions. [2023-11-23 20:22:41,020 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 499 transitions. [2023-11-23 20:22:41,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:22:41,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:41,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 445 states and 511 transitions. [2023-11-23 20:22:41,686 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 511 transitions. [2023-11-23 20:22:41,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:22:41,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 448 states and 514 transitions. [2023-11-23 20:22:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 514 transitions. [2023-11-23 20:22:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:41,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:41,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 447 states and 513 transitions. [2023-11-23 20:22:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 513 transitions. [2023-11-23 20:22:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:42,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 460 states and 531 transitions. [2023-11-23 20:22:42,616 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 531 transitions. [2023-11-23 20:22:42,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:22:42,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 459 states and 530 transitions. [2023-11-23 20:22:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 530 transitions. [2023-11-23 20:22:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:22:42,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:42,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:42,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 474 states and 551 transitions. [2023-11-23 20:22:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 551 transitions. [2023-11-23 20:22:43,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:22:43,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:43,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 473 states and 550 transitions. [2023-11-23 20:22:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 550 transitions. [2023-11-23 20:22:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:43,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:43,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:43,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:44,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 472 states and 549 transitions. [2023-11-23 20:22:44,240 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 549 transitions. [2023-11-23 20:22:44,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:44,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:44,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 476 states and 556 transitions. [2023-11-23 20:22:44,895 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 556 transitions. [2023-11-23 20:22:44,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:22:44,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:44,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:44,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:45,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:45,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 475 states and 555 transitions. [2023-11-23 20:22:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 555 transitions. [2023-11-23 20:22:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:22:45,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:45,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:45,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:45,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-23 20:22:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-23 20:22:46,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:22:46,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:46,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 561 transitions. [2023-11-23 20:22:46,205 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 561 transitions. [2023-11-23 20:22:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:22:46,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:46,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 478 states and 560 transitions. [2023-11-23 20:22:46,260 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 560 transitions. [2023-11-23 20:22:46,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:22:46,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 481 states and 563 transitions. [2023-11-23 20:22:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 563 transitions. [2023-11-23 20:22:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:22:46,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:46,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:46,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-23 20:22:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-23 20:22:47,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:22:47,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:47,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:47,822 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:47,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-23 20:22:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-23 20:22:47,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:22:47,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:47,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:48,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-23 20:22:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-23 20:22:48,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:22:48,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-23 20:22:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-23 20:22:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:22:49,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-23 20:22:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-23 20:22:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:22:49,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:50,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-23 20:22:50,061 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-23 20:22:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:22:50,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:22:50,229 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:22:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:22:50,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:50,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-23 20:22:50,611 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-23 20:22:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:22:50,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:50,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-23 20:22:50,832 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-23 20:22:50,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:22:50,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 482 states and 566 transitions. [2023-11-23 20:22:50,891 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 566 transitions. [2023-11-23 20:22:50,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:22:50,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:51,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 484 states and 568 transitions. [2023-11-23 20:22:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 568 transitions. [2023-11-23 20:22:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:22:51,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-23 20:22:51,983 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-23 20:22:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:22:51,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:22:52,183 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:22:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:22:52,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:22:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:22:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:22:53,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:53,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-23 20:22:53,257 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-23 20:22:53,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:22:53,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:53,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:22:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:22:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:22:53,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:55,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-23 20:22:55,029 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-23 20:22:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:22:55,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:55,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-23 20:22:55,190 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-23 20:22:55,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:22:55,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:55,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-23 20:22:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-23 20:22:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:22:55,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 485 states and 569 transitions. [2023-11-23 20:22:56,127 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 569 transitions. [2023-11-23 20:22:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:22:56,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 514 states and 601 transitions. [2023-11-23 20:22:57,500 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 601 transitions. [2023-11-23 20:22:57,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:22:57,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,627 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 516 states and 603 transitions. [2023-11-23 20:22:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 603 transitions. [2023-11-23 20:22:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:22:57,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 546 states and 636 transitions. [2023-11-23 20:22:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 636 transitions. [2023-11-23 20:22:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:22:59,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:59,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 577 states and 669 transitions. [2023-11-23 20:23:02,069 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 669 transitions. [2023-11-23 20:23:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:23:02,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:02,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 580 states and 672 transitions. [2023-11-23 20:23:02,231 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 672 transitions. [2023-11-23 20:23:02,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:23:02,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:07,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 612 states and 706 transitions. [2023-11-23 20:23:07,550 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 706 transitions. [2023-11-23 20:23:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:23:07,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:07,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:23:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 613 states and 708 transitions. [2023-11-23 20:23:07,815 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 708 transitions. [2023-11-23 20:23:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:23:07,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:07,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 612 states and 707 transitions. [2023-11-23 20:23:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 707 transitions. [2023-11-23 20:23:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:23:10,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:23:10,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:11,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 614 states and 710 transitions. [2023-11-23 20:23:11,000 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 710 transitions. [2023-11-23 20:23:11,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:23:11,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:11,031 INFO L285 TraceCheckSpWp]: Computing forward predicates...