./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/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_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/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_0f614cd0-b757-428c-bb59-19e4b2672ffc/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 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:17,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:18,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:59:18,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:18,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:18,087 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:18,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:18,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:18,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:18,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:18,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:18,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:18,100 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:18,102 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:18,102 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:18,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:18,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:18,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:18,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:18,105 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:18,106 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:18,107 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:18,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:18,108 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:18,109 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:18,110 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:18,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:18,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:18,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:18,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:18,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:18,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:18,115 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:18,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:18,116 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:18,117 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_0f614cd0-b757-428c-bb59-19e4b2672ffc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 [2023-11-24 22:59:18,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:18,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:18,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:18,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:18,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:18,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2023-11-24 22:59:21,795 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:22,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:22,065 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2023-11-24 22:59:22,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/data/2cf41a7f9/7ebd64bae90040f88f1aef40ddb197eb/FLAGa8bd7c64e [2023-11-24 22:59:22,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/data/2cf41a7f9/7ebd64bae90040f88f1aef40ddb197eb [2023-11-24 22:59:22,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:22,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:22,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:22,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:22,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:22,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbc07b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22, skipping insertion in model container [2023-11-24 22:59:22,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:22,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:22,326 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:22,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:22,371 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:22,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22 WrapperNode [2023-11-24 22:59:22,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:22,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:22,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:22,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:22,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,431 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2023-11-24 22:59:22,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:22,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:22,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:22,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:22,442 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:22,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:22,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:22,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:22,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:22" (1/1) ... [2023-11-24 22:59:22,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:22,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:22,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:22,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f614cd0-b757-428c-bb59-19e4b2672ffc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:59:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:59:22,636 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:22,639 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:23,607 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:23,678 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:23,686 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:59:23,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:23 BoogieIcfgContainer [2023-11-24 22:59:23,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:23,691 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:23,691 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:23,704 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:23,705 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:23" (1/1) ... [2023-11-24 22:59:23,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:59:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 299 states and 311 transitions. [2023-11-24 22:59:23,837 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 311 transitions. [2023-11-24 22:59:23,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:59:23,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:23,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,166 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 22:59:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:59:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:59:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:59:24,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,357 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 22:59:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:59:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:59:24,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:59:24,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,477 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 22:59:24,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 307 states and 322 transitions. [2023-11-24 22:59:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 322 transitions. [2023-11-24 22:59:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:59:24,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,756 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 22:59:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 308 states and 323 transitions. [2023-11-24 22:59:24,808 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 323 transitions. [2023-11-24 22:59:24,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:59:24,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,859 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 22:59:24,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 309 states and 324 transitions. [2023-11-24 22:59:24,878 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 324 transitions. [2023-11-24 22:59:24,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:59:24,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,908 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 22:59:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 310 states and 325 transitions. [2023-11-24 22:59:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 325 transitions. [2023-11-24 22:59:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:59:24,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,970 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 22:59:24,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 311 states and 326 transitions. [2023-11-24 22:59:24,986 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-24 22:59:24,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:59:24,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,031 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 22:59:25,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 22:59:25,066 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 22:59:25,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:59:25,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:25,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-24 22:59:25,122 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-24 22:59:25,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:59:25,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,140 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 22:59:25,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 22:59:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 22:59:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:59:25,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:25,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:25,235 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 22:59:25,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 315 states and 331 transitions. [2023-11-24 22:59:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 331 transitions. [2023-11-24 22:59:25,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:59:25,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:25,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:25,319 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 22:59:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-24 22:59:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-24 22:59:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:59:25,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:25,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:25,428 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 22:59:25,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-24 22:59:25,514 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-24 22:59:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:59:25,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:25,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:25,543 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 22:59:25,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 312 states and 328 transitions. [2023-11-24 22:59:25,553 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 328 transitions. [2023-11-24 22:59:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:59:25,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:25,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:25,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2023-11-24 22:59:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2023-11-24 22:59:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:25,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:26,024 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 22:59:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2023-11-24 22:59:26,047 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2023-11-24 22:59:26,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:59:26,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:26,148 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 22:59:26,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2023-11-24 22:59:26,245 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2023-11-24 22:59:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:59:26,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:26,306 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 22:59:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2023-11-24 22:59:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2023-11-24 22:59:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:59:26,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:26,460 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 22:59:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 312 states and 329 transitions. [2023-11-24 22:59:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2023-11-24 22:59:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:59:26,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:26,630 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 22:59:26,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 322 states and 340 transitions. [2023-11-24 22:59:26,900 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 340 transitions. [2023-11-24 22:59:26,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:26,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:27,009 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 22:59:27,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:27,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 323 states and 342 transitions. [2023-11-24 22:59:27,049 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 342 transitions. [2023-11-24 22:59:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:59:27,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:27,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 349 states and 375 transitions. [2023-11-24 22:59:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 375 transitions. [2023-11-24 22:59:27,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:27,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:27,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:27,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:28,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:29,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 376 states and 410 transitions. [2023-11-24 22:59:29,220 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 410 transitions. [2023-11-24 22:59:29,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:59:29,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:29,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:29,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:29,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:29,339 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:30,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:30,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 404 states and 447 transitions. [2023-11-24 22:59:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 447 transitions. [2023-11-24 22:59:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:59:30,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:30,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:30,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:30,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:32,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:32,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 433 states and 485 transitions. [2023-11-24 22:59:32,192 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 485 transitions. [2023-11-24 22:59:32,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:59:32,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:32,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:32,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:32,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:32,386 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 436 states and 490 transitions. [2023-11-24 22:59:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 490 transitions. [2023-11-24 22:59:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:59:33,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:33,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:33,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:33,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:33,421 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 439 states and 494 transitions. [2023-11-24 22:59:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 494 transitions. [2023-11-24 22:59:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:34,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:34,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:34,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:34,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:36,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:36,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 444 states and 502 transitions. [2023-11-24 22:59:36,031 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 502 transitions. [2023-11-24 22:59:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:59:36,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:36,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:36,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:36,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:37,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 450 states and 511 transitions. [2023-11-24 22:59:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 511 transitions. [2023-11-24 22:59:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:59:37,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:37,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:37,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:59:37,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:38,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:38,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 458 states and 520 transitions. [2023-11-24 22:59:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 520 transitions. [2023-11-24 22:59:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:59:38,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:38,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:39,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:59:39,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:40,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 462 states and 525 transitions. [2023-11-24 22:59:40,359 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 525 transitions. [2023-11-24 22:59:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:59:40,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:40,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:40,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:40,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:40,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:41,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:41,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 464 states and 529 transitions. [2023-11-24 22:59:41,184 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 529 transitions. [2023-11-24 22:59:41,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:59:41,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:41,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:41,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:41,419 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 474 states and 541 transitions. [2023-11-24 22:59:42,630 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 541 transitions. [2023-11-24 22:59:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:59:42,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:42,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:42,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:59:42,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:43,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:44,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 478 states and 547 transitions. [2023-11-24 22:59:44,679 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 547 transitions. [2023-11-24 22:59:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:59:44,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:44,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:44,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:59:44,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:46,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 482 states and 552 transitions. [2023-11-24 22:59:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 552 transitions. [2023-11-24 22:59:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:59:46,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:46,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:46,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:46,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:46,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 484 states and 556 transitions. [2023-11-24 22:59:47,304 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 556 transitions. [2023-11-24 22:59:47,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:59:47,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:47,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:47,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:47,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:47,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:59:48,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:48,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 485 states and 558 transitions. [2023-11-24 22:59:48,779 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 558 transitions. [2023-11-24 22:59:48,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:59:48,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:48,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:48,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:59:48,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:59:48,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:48,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 484 states and 557 transitions. [2023-11-24 22:59:48,848 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 557 transitions. [2023-11-24 22:59:48,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:59:48,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:48,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:48,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:59:48,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:59:56,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:56,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 489 states and 566 transitions. [2023-11-24 22:59:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 566 transitions. [2023-11-24 22:59:56,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:59:56,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:56,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:56,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:56,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:56,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:59:58,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:58,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 495 states and 576 transitions. [2023-11-24 22:59:58,272 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 576 transitions. [2023-11-24 22:59:58,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:59:58,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:58,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:58,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:59:58,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:58,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 503 states and 589 transitions. [2023-11-24 23:00:01,794 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 589 transitions. [2023-11-24 23:00:01,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:00:01,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:01,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:01,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:00:01,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:04,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 512 states and 604 transitions. [2023-11-24 23:00:04,858 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 604 transitions. [2023-11-24 23:00:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:00:04,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:00:04,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:07,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 521 states and 617 transitions. [2023-11-24 23:00:07,007 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 617 transitions. [2023-11-24 23:00:07,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:00:07,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:07,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:07,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:00:07,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:09,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:09,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 526 states and 625 transitions. [2023-11-24 23:00:09,220 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 625 transitions. [2023-11-24 23:00:09,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:00:09,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:09,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:09,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:00:09,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:11,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 532 states and 633 transitions. [2023-11-24 23:00:11,675 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 633 transitions. [2023-11-24 23:00:11,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:00:11,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:00:11,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:11,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 536 states and 639 transitions. [2023-11-24 23:00:12,687 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 639 transitions. [2023-11-24 23:00:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:00:12,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:12,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:13,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:13,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 540 states and 645 transitions. [2023-11-24 23:00:13,916 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 645 transitions. [2023-11-24 23:00:13,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:00:13,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:00:13,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:15,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 541 states and 647 transitions. [2023-11-24 23:00:15,142 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 647 transitions. [2023-11-24 23:00:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:00:15,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:15,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:00:15,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:00:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.