./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/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_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/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_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/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 eebd89172d2922b25518196d7199bdc2b40bcf663d7c245ca245657f0105901c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:51,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:51,097 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:25:51,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:51,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:51,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:51,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:51,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:51,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:51,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:51,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:51,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:51,152 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:51,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:51,154 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:51,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:51,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:51,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:51,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:51,156 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:51,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:51,157 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:51,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:51,158 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:51,159 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:51,159 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:51,159 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:51,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:51,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:51,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:51,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:51,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:51,163 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:51,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:51,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:51,164 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_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eebd89172d2922b25518196d7199bdc2b40bcf663d7c245ca245657f0105901c [2023-11-23 20:25:51,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:51,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:51,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:51,471 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:51,471 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:51,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2023-11-23 20:25:54,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:54,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:54,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2023-11-23 20:25:54,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/data/d7e58a832/c06bca29106c45f3889188ffe4db7572/FLAG0c7641ee8 [2023-11-23 20:25:54,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/data/d7e58a832/c06bca29106c45f3889188ffe4db7572 [2023-11-23 20:25:54,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:54,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:54,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:54,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:54,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:54,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:54" (1/1) ... [2023-11-23 20:25:54,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db2428a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:54, skipping insertion in model container [2023-11-23 20:25:54,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:54" (1/1) ... [2023-11-23 20:25:54,970 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:55,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:55,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:55,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:55,294 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:55,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55 WrapperNode [2023-11-23 20:25:55,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:55,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:55,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:55,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:55,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,367 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-11-23 20:25:55,367 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:55,368 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:55,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:55,369 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:55,389 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:55,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:55,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:55,432 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:55,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:55" (1/1) ... [2023-11-23 20:25:55,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:55,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:55,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:55,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f2c76b-0db4-436c-a1e5-5bffa9dd3fe1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:55,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:25:55,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:25:55,622 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:55,625 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:56,164 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:56,203 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:56,203 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:25:56,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:56 BoogieIcfgContainer [2023-11-23 20:25:56,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:56,207 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:56,207 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:56,220 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:56,220 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:56" (1/1) ... [2023-11-23 20:25:56,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:25:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:56,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-23 20:25:56,305 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-23 20:25:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:25:56,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:56,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:56,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:56,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-23 20:25:56,687 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-23 20:25:56,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:25:56,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:56,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:56,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:56,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2023-11-23 20:25:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2023-11-23 20:25:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:25:56,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:56,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-23 20:25:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-23 20:25:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:25:57,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2023-11-23 20:25:57,174 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2023-11-23 20:25:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:25:57,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2023-11-23 20:25:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2023-11-23 20:25:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:25:57,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-23 20:25:57,566 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-23 20:25:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:25:57,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 129 transitions. [2023-11-23 20:25:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2023-11-23 20:25:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:25:57,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-23 20:25:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-23 20:25:57,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:25:57,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:57,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:57,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 121 states and 130 transitions. [2023-11-23 20:25:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2023-11-23 20:25:57,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:25:57,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:57,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2023-11-23 20:25:57,857 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2023-11-23 20:25:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:25:57,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:57,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2023-11-23 20:25:57,942 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-11-23 20:25:57,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:25:57,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:57,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:58,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:58,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:58,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-11-23 20:25:58,324 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-23 20:25:58,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:25:58,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:58,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:58,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:58,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:58,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:58,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:58,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2023-11-23 20:25:58,786 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2023-11-23 20:25:58,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:25:58,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:58,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:58,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:25:58,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:58,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:58,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 139 states and 152 transitions. [2023-11-23 20:25:58,925 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-23 20:25:58,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:25:58,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:58,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:58,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:25:58,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:59,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:59,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:59,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 141 states and 155 transitions. [2023-11-23 20:25:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2023-11-23 20:25:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:25:59,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:59,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:59,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:59,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 140 states and 154 transitions. [2023-11-23 20:25:59,113 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 154 transitions. [2023-11-23 20:25:59,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:25:59,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:59,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:59,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:59,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:59,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 143 states and 157 transitions. [2023-11-23 20:25:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 157 transitions. [2023-11-23 20:25:59,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:25:59,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:59,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:59,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:59,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:59,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 149 states and 163 transitions. [2023-11-23 20:25:59,501 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 163 transitions. [2023-11-23 20:25:59,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:25:59,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:59,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:59,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:59,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:59,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 155 states and 170 transitions. [2023-11-23 20:25:59,751 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 170 transitions. [2023-11-23 20:25:59,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:25:59,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:59,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:59,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:59,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:00,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:00,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 156 states and 172 transitions. [2023-11-23 20:26:00,193 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 172 transitions. [2023-11-23 20:26:00,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:26:00,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:00,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:00,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:00,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:00,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:00,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-23 20:26:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-23 20:26:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:26:00,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:00,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:00,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:00,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:00,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:00,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:00,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 161 states and 182 transitions. [2023-11-23 20:26:00,939 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 182 transitions. [2023-11-23 20:26:00,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:26:00,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:00,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:00,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:00,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:01,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:02,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 186 states and 216 transitions. [2023-11-23 20:26:02,185 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 216 transitions. [2023-11-23 20:26:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:26:02,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:02,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:02,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:02,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:02,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:02,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:02,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 191 states and 226 transitions. [2023-11-23 20:26:02,901 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 226 transitions. [2023-11-23 20:26:02,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:26:02,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:02,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:02,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:02,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:04,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 217 states and 262 transitions. [2023-11-23 20:26:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 262 transitions. [2023-11-23 20:26:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:26:04,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:04,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:04,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:04,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:05,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:05,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 220 states and 268 transitions. [2023-11-23 20:26:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 268 transitions. [2023-11-23 20:26:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:26:05,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:05,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:05,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:05,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:05,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:06,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 223 states and 275 transitions. [2023-11-23 20:26:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 275 transitions. [2023-11-23 20:26:06,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:26:06,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:06,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:06,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:06,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:07,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:07,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 227 states and 282 transitions. [2023-11-23 20:26:07,265 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 282 transitions. [2023-11-23 20:26:07,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:26:07,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:07,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:07,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:07,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:07,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:07,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:07,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 231 states and 290 transitions. [2023-11-23 20:26:07,818 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 290 transitions. [2023-11-23 20:26:07,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:26:07,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:07,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:07,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:26:07,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:07,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 289 transitions. [2023-11-23 20:26:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 289 transitions. [2023-11-23 20:26:07,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:26:07,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:07,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:07,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:26:07,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:07,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:07,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:07,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 229 states and 288 transitions. [2023-11-23 20:26:07,925 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 288 transitions. [2023-11-23 20:26:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:26:07,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:07,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:07,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:07,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:09,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 235 states and 297 transitions. [2023-11-23 20:26:09,483 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 297 transitions. [2023-11-23 20:26:09,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:26:09,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:09,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:09,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:26:09,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:09,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:10,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:10,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 244 states and 312 transitions. [2023-11-23 20:26:10,762 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 312 transitions. [2023-11-23 20:26:10,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:26:10,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:10,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:10,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:10,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:10,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:11,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:11,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 251 states and 323 transitions. [2023-11-23 20:26:11,849 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 323 transitions. [2023-11-23 20:26:11,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:26:11,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:11,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:11,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:11,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:11,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:12,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:12,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 263 states and 340 transitions. [2023-11-23 20:26:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 340 transitions. [2023-11-23 20:26:12,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:26:12,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:12,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:12,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:12,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 271 states and 352 transitions. [2023-11-23 20:26:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 352 transitions. [2023-11-23 20:26:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:26:14,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:14,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:14,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:14,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:15,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:15,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 283 states and 372 transitions. [2023-11-23 20:26:15,488 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 372 transitions. [2023-11-23 20:26:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:26:15,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:15,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:15,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:15,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:15,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:16,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:16,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 292 states and 384 transitions. [2023-11-23 20:26:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 384 transitions. [2023-11-23 20:26:16,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:26:16,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:16,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:17,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:17,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 302 states and 397 transitions. [2023-11-23 20:26:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 397 transitions. [2023-11-23 20:26:19,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:26:19,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:19,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:19,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:19,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:19,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:22,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:22,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 334 states and 452 transitions. [2023-11-23 20:26:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 452 transitions. [2023-11-23 20:26:22,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:26:22,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:22,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:22,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:22,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:22,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 333 states and 451 transitions. [2023-11-23 20:26:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 451 transitions. [2023-11-23 20:26:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:26:23,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:23,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:23,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:26:23,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:23,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:26,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 366 states and 508 transitions. [2023-11-23 20:26:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 508 transitions. [2023-11-23 20:26:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:26:26,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:26,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:26,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:26,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:26,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:27,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:27,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 365 states and 507 transitions. [2023-11-23 20:26:27,948 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 507 transitions. [2023-11-23 20:26:27,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:26:27,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:27,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:27,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:26:27,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 364 states and 506 transitions. [2023-11-23 20:26:28,007 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 506 transitions. [2023-11-23 20:26:28,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:26:28,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:28,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:28,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:28,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:26:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 370 states and 523 transitions. [2023-11-23 20:26:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 523 transitions. [2023-11-23 20:26:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:26:29,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:29,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:29,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:29,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:26:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:30,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 373 states and 528 transitions. [2023-11-23 20:26:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 528 transitions. [2023-11-23 20:26:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:26:30,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:30,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:30,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:30,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:32,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:32,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 372 states and 527 transitions. [2023-11-23 20:26:32,775 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 527 transitions. [2023-11-23 20:26:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:26:32,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:32,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:32,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:26:32,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 380 states and 549 transitions. [2023-11-23 20:26:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 549 transitions. [2023-11-23 20:26:35,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:26:35,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:35,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:35,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:26:35,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:35,244 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:35,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 383 states and 554 transitions. [2023-11-23 20:26:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 554 transitions. [2023-11-23 20:26:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:26:35,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:35,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:35,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:35,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:40,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:40,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 398 states and 572 transitions. [2023-11-23 20:26:40,620 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 572 transitions. [2023-11-23 20:26:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:26:40,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:40,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:40,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:40,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:40,728 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:42,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:42,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 405 states and 589 transitions. [2023-11-23 20:26:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 589 transitions. [2023-11-23 20:26:42,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:26:42,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:42,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:42,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:42,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:42,744 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:44,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 411 states and 600 transitions. [2023-11-23 20:26:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 600 transitions. [2023-11-23 20:26:44,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:26:44,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:44,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:44,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:26:44,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:45,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 410 states and 599 transitions. [2023-11-23 20:26:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 599 transitions. [2023-11-23 20:26:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:26:45,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:45,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:45,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:45,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:46,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.