./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 544518f16c995eb36950e2b23195c44efaa0ec21905798c152f246cf5cd9bc9b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:06,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:06,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:13:06,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:13:06,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:13:06,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:06,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:13:06,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:13:06,847 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:06,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:06,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:06,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:13:06,853 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:13:06,859 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:13:06,860 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:13:06,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:06,861 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:13:06,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:06,863 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:13:06,863 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:13:06,864 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:13:06,865 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:13:06,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:13:06,878 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:06,878 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:06,879 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:06,880 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:06,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:06,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:06,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:06,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:06,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:13:06,883 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:13:06,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:13:06,884 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:13:06,884 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_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 544518f16c995eb36950e2b23195c44efaa0ec21905798c152f246cf5cd9bc9b [2023-11-24 23:13:07,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:07,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:07,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:07,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:07,283 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:07,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c [2023-11-24 23:13:10,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:10,628 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:10,629 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c [2023-11-24 23:13:10,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/data/ab07ea696/94d06610f7b74f55a891879e953c7818/FLAG45b3de859 [2023-11-24 23:13:10,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/data/ab07ea696/94d06610f7b74f55a891879e953c7818 [2023-11-24 23:13:10,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:10,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:10,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:10,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:10,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:10,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eaea011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10, skipping insertion in model container [2023-11-24 23:13:10,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:10,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:10,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:10,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:10,918 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:10,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10 WrapperNode [2023-11-24 23:13:10,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:10,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:10,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:10,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:10,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,964 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-24 23:13:10,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:10,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:10,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:10,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:10,976 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,979 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:10,994 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:10,994 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:10,994 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:10,995 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:11,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:11,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:11,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:11,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8a03682-694a-401c-80db-d75373db2fac/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:13:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:11,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:13:11,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:13:11,146 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:11,148 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:11,608 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:11,748 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:11,760 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:13:11,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:11 BoogieIcfgContainer [2023-11-24 23:13:11,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:11,765 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:11,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:11,802 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:11,808 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:11,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-24 23:13:11,881 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-24 23:13:11,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:13:11,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:11,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-24 23:13:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-24 23:13:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:13:12,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-24 23:13:12,163 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-24 23:13:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:12,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-24 23:13:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-24 23:13:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:13:12,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-24 23:13:12,540 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-24 23:13:12,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:12,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2023-11-24 23:13:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2023-11-24 23:13:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:12,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-24 23:13:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-24 23:13:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:13:12,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:12,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:12,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2023-11-24 23:13:12,744 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-11-24 23:13:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:13:12,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:12,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2023-11-24 23:13:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2023-11-24 23:13:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:12,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:12,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:12,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-24 23:13:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-24 23:13:12,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:13:12,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:12,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:13,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:13,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-24 23:13:13,165 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-24 23:13:13,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:13:13,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:13,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:13,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 126 states and 135 transitions. [2023-11-24 23:13:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2023-11-24 23:13:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:13:13,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:13,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-11-24 23:13:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-11-24 23:13:13,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:13,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:13,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 131 states and 143 transitions. [2023-11-24 23:13:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2023-11-24 23:13:14,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:13:14,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:14,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:14,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 130 states and 142 transitions. [2023-11-24 23:13:14,038 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 142 transitions. [2023-11-24 23:13:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:14,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:14,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:14,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 133 states and 145 transitions. [2023-11-24 23:13:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 145 transitions. [2023-11-24 23:13:14,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:13:14,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:14,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:14,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:14,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 139 states and 151 transitions. [2023-11-24 23:13:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 151 transitions. [2023-11-24 23:13:14,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:13:14,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:14,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:14,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 140 states and 153 transitions. [2023-11-24 23:13:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 153 transitions. [2023-11-24 23:13:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:13:14,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:14,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:14,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 142 states and 157 transitions. [2023-11-24 23:13:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 157 transitions. [2023-11-24 23:13:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:13:14,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:15,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 145 states and 162 transitions. [2023-11-24 23:13:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 162 transitions. [2023-11-24 23:13:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:13:15,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:15,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:15,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:15,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:15,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 148 states and 167 transitions. [2023-11-24 23:13:15,880 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 167 transitions. [2023-11-24 23:13:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:13:15,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:15,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:15,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 170 states and 197 transitions. [2023-11-24 23:13:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 197 transitions. [2023-11-24 23:13:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:13:16,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:16,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:16,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:17,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 175 states and 206 transitions. [2023-11-24 23:13:17,453 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 206 transitions. [2023-11-24 23:13:17,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:13:17,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:17,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:17,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:17,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:18,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 198 states and 238 transitions. [2023-11-24 23:13:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 238 transitions. [2023-11-24 23:13:18,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:13:18,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:18,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:18,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:18,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 201 states and 242 transitions. [2023-11-24 23:13:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 242 transitions. [2023-11-24 23:13:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:13:19,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:19,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:19,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:19,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:19,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 204 states and 249 transitions. [2023-11-24 23:13:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 249 transitions. [2023-11-24 23:13:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:13:19,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:19,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:19,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:19,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:20,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 208 states and 254 transitions. [2023-11-24 23:13:20,787 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 254 transitions. [2023-11-24 23:13:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:13:20,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:20,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:20,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:20,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:20,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 212 states and 262 transitions. [2023-11-24 23:13:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 262 transitions. [2023-11-24 23:13:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:13:21,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:21,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:21,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:21,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:21,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 211 states and 261 transitions. [2023-11-24 23:13:21,311 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 261 transitions. [2023-11-24 23:13:21,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:13:21,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:21,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:21,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:21,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:21,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:21,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 210 states and 260 transitions. [2023-11-24 23:13:21,353 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 260 transitions. [2023-11-24 23:13:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:13:21,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:21,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:21,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:21,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:22,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 216 states and 267 transitions. [2023-11-24 23:13:22,827 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 267 transitions. [2023-11-24 23:13:22,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:13:22,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:22,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:22,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:23,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:23,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 225 states and 282 transitions. [2023-11-24 23:13:23,957 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 282 transitions. [2023-11-24 23:13:23,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:13:23,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:23,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:23,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:23,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:24,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 232 states and 291 transitions. [2023-11-24 23:13:24,970 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 291 transitions. [2023-11-24 23:13:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:13:24,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:24,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:24,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:24,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:25,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:25,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 244 states and 308 transitions. [2023-11-24 23:13:25,741 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 308 transitions. [2023-11-24 23:13:25,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:13:25,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:25,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:25,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:25,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:25,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 252 states and 318 transitions. [2023-11-24 23:13:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 318 transitions. [2023-11-24 23:13:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:13:26,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:26,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:27,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:27,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 270 states and 344 transitions. [2023-11-24 23:13:27,970 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 344 transitions. [2023-11-24 23:13:27,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:13:27,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:27,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:28,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 279 states and 355 transitions. [2023-11-24 23:13:29,412 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 355 transitions. [2023-11-24 23:13:29,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:13:29,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:29,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:29,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:29,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:31,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:31,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 289 states and 367 transitions. [2023-11-24 23:13:31,015 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 367 transitions. [2023-11-24 23:13:31,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:13:31,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:31,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:31,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:31,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:13:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 290 states and 368 transitions. [2023-11-24 23:13:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 368 transitions. [2023-11-24 23:13:31,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:13:31,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:31,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:31,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:31,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:31,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:32,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 289 states and 367 transitions. [2023-11-24 23:13:32,362 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 367 transitions. [2023-11-24 23:13:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:13:32,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:32,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:32,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:13:32,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:32,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:33,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 294 states and 376 transitions. [2023-11-24 23:13:33,170 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 376 transitions. [2023-11-24 23:13:33,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:13:33,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:33,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:33,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:33,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:33,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:34,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:34,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 293 states and 375 transitions. [2023-11-24 23:13:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 375 transitions. [2023-11-24 23:13:34,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:13:34,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:34,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:34,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:34,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 297 states and 383 transitions. [2023-11-24 23:13:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 383 transitions. [2023-11-24 23:13:34,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:13:34,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:34,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:34,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:34,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:34,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 382 transitions. [2023-11-24 23:13:34,711 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 382 transitions. [2023-11-24 23:13:34,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:13:34,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:34,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:34,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:34,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:35,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 301 states and 389 transitions. [2023-11-24 23:13:35,366 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 389 transitions. [2023-11-24 23:13:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:13:35,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:35,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:35,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:35,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:35,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:37,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 300 states and 388 transitions. [2023-11-24 23:13:37,266 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 388 transitions. [2023-11-24 23:13:37,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:13:37,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:37,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:37,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:37,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:37,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 315 states and 405 transitions. [2023-11-24 23:13:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 405 transitions. [2023-11-24 23:13:41,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:13:41,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:41,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:41,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:13:41,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:41,392 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:42,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 318 states and 410 transitions. [2023-11-24 23:13:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 410 transitions. [2023-11-24 23:13:42,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:13:42,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:42,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:42,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:42,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:43,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 317 states and 409 transitions. [2023-11-24 23:13:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2023-11-24 23:13:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:13:43,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:43,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:43,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:43,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:43,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:43,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:43,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 321 states and 414 transitions. [2023-11-24 23:13:43,814 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 414 transitions. [2023-11-24 23:13:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:13:43,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:43,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:43,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:43,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:49,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:49,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 338 states and 433 transitions. [2023-11-24 23:13:49,780 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 433 transitions. [2023-11-24 23:13:49,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:13:49,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:49,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:49,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:49,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:50,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:50,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 342 states and 439 transitions. [2023-11-24 23:13:50,139 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 439 transitions. [2023-11-24 23:13:50,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:13:50,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:50,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:50,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:13:50,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:50,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 341 states and 438 transitions. [2023-11-24 23:13:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 438 transitions. [2023-11-24 23:13:53,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:13:53,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:53,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:53,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:13:53,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:53,945 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:54,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 347 states and 445 transitions. [2023-11-24 23:13:54,788 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 445 transitions. [2023-11-24 23:13:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:13:54,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:54,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:54,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:54,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 355 states and 455 transitions. [2023-11-24 23:13:56,850 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 455 transitions. [2023-11-24 23:13:56,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:13:56,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:56,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:56,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:13:56,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:56,937 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:57,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:57,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 359 states and 461 transitions. [2023-11-24 23:13:57,505 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 461 transitions. [2023-11-24 23:13:57,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:13:57,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:57,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:57,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:13:57,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:57,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 361 states and 465 transitions. [2023-11-24 23:13:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 465 transitions. [2023-11-24 23:13:57,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:13:57,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:57,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:57,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:57,781 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:58,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 366 states and 475 transitions. [2023-11-24 23:13:58,732 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 475 transitions. [2023-11-24 23:13:58,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:13:58,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:58,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:58,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:58,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:59,351 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:01,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:01,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 371 states and 483 transitions. [2023-11-24 23:14:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 483 transitions. [2023-11-24 23:14:01,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:14:01,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:01,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:01,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:14:01,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:01,560 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:03,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 376 states and 494 transitions. [2023-11-24 23:14:03,507 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 494 transitions. [2023-11-24 23:14:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:14:03,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:03,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:03,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:14:03,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:04,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 379 states and 496 transitions. [2023-11-24 23:14:04,371 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 496 transitions. [2023-11-24 23:14:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:14:04,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:04,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:04,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:14:04,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:05,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:05,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 381 states and 500 transitions. [2023-11-24 23:14:05,132 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 500 transitions. [2023-11-24 23:14:05,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:14:05,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:05,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:05,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:14:05,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:05,311 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.