./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL --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 3ba6c159d5a75336b71b2a638ad3dc3de6683b2c20813e420caa2034bf261c2c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:49,249 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:49,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:31:49,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:49,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:49,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:49,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:49,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:49,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:49,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:49,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:49,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:49,380 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:49,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:49,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:49,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:49,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:49,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:49,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:49,385 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:31:49,386 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:49,387 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:49,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:49,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:49,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:49,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:49,391 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:49,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:49,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:49,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:49,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:49,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:49,396 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:49,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:49,397 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:49,398 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_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ba6c159d5a75336b71b2a638ad3dc3de6683b2c20813e420caa2034bf261c2c [2023-11-19 03:31:49,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:49,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:49,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:49,776 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:49,777 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:49,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound1.c [2023-11-19 03:31:53,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:53,733 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:53,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound1.c [2023-11-19 03:31:53,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/data/8cd47ee62/159a552bb809422a85ff545feb1cc3b7/FLAG3d13c1938 [2023-11-19 03:31:53,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/data/8cd47ee62/159a552bb809422a85ff545feb1cc3b7 [2023-11-19 03:31:53,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:53,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:53,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:53,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:53,777 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:53,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fd1446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:53, skipping insertion in model container [2023-11-19 03:31:53,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:53" (1/1) ... [2023-11-19 03:31:53,809 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:54,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:54,096 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:54,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:54,170 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:54,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54 WrapperNode [2023-11-19 03:31:54,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:54,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:54,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:54,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:54,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,256 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 156 [2023-11-19 03:31:54,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:54,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:54,262 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:54,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:54,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:54,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:54,305 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:54,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:54,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:54" (1/1) ... [2023-11-19 03:31:54,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:54,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:54,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:54,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ed3ecc2-97aa-48a1-8f8d-ad6370096bb4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:31:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:31:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:31:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:31:54,488 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:54,491 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:55,060 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:55,103 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:55,103 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:31:55,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:55 BoogieIcfgContainer [2023-11-19 03:31:55,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:55,133 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:55,133 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:55,153 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:55,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:55,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 137 states and 150 transitions. [2023-11-19 03:31:55,252 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 150 transitions. [2023-11-19 03:31:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:31:55,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:55,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:55,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:55,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:55,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:55,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:55,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 137 states and 149 transitions. [2023-11-19 03:31:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 149 transitions. [2023-11-19 03:31:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:31:55,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:55,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:55,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 139 states and 152 transitions. [2023-11-19 03:31:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-19 03:31:55,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:31:55,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:55,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:56,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 140 states and 153 transitions. [2023-11-19 03:31:56,132 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 153 transitions. [2023-11-19 03:31:56,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:31:56,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:56,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:56,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:56,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 141 states and 154 transitions. [2023-11-19 03:31:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 154 transitions. [2023-11-19 03:31:56,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:56,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:56,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:56,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:56,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:57,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 147 states and 164 transitions. [2023-11-19 03:31:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 164 transitions. [2023-11-19 03:31:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:57,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:57,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:57,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:57,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 154 states and 176 transitions. [2023-11-19 03:31:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 176 transitions. [2023-11-19 03:31:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:57,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:57,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:58,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:58,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:58,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 158 states and 184 transitions. [2023-11-19 03:31:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 184 transitions. [2023-11-19 03:31:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:58,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:58,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:58,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:58,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:58,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:58,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:59,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 166 states and 199 transitions. [2023-11-19 03:31:59,613 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 199 transitions. [2023-11-19 03:31:59,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:59,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:59,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:00,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 170 states and 209 transitions. [2023-11-19 03:32:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2023-11-19 03:32:00,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:32:00,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:00,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:00,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:00,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:00,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 171 states and 210 transitions. [2023-11-19 03:32:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 210 transitions. [2023-11-19 03:32:00,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:32:00,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:00,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:00,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:00,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:00,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:01,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:01,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 174 states and 214 transitions. [2023-11-19 03:32:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 214 transitions. [2023-11-19 03:32:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:32:01,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:01,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:01,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:01,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:02,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:02,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 175 states and 215 transitions. [2023-11-19 03:32:02,039 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 215 transitions. [2023-11-19 03:32:02,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:32:02,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:02,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:02,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:02,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 181 states and 228 transitions. [2023-11-19 03:32:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 228 transitions. [2023-11-19 03:32:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:32:02,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:02,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:02,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:02,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:02,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:04,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:04,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 193 states and 249 transitions. [2023-11-19 03:32:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 249 transitions. [2023-11-19 03:32:04,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:32:04,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:04,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:04,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:04,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:04,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:04,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 194 states and 250 transitions. [2023-11-19 03:32:04,806 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 250 transitions. [2023-11-19 03:32:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:32:04,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:04,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:04,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:32:04,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:04,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:05,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 196 states and 251 transitions. [2023-11-19 03:32:05,422 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 251 transitions. [2023-11-19 03:32:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:32:05,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:05,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:05,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:05,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:05,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:05,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 197 states and 252 transitions. [2023-11-19 03:32:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 252 transitions. [2023-11-19 03:32:05,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:32:05,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:05,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:05,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:05,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:05,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:07,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:07,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 205 states and 265 transitions. [2023-11-19 03:32:07,133 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 265 transitions. [2023-11-19 03:32:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:32:07,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:07,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:07,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:32:07,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:07,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 208 states and 268 transitions. [2023-11-19 03:32:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 268 transitions. [2023-11-19 03:32:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:32:08,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:08,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:08,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:32:08,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:10,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 217 states and 282 transitions. [2023-11-19 03:32:10,062 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 282 transitions. [2023-11-19 03:32:10,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:32:10,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:10,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:10,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:32:10,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:10,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 218 states and 283 transitions. [2023-11-19 03:32:10,590 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 283 transitions. [2023-11-19 03:32:10,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:32:10,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:10,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:10,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:10,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:12,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:12,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 228 states and 298 transitions. [2023-11-19 03:32:12,526 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 298 transitions. [2023-11-19 03:32:12,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:32:12,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:12,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:12,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:12,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:16,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:16,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 244 states and 323 transitions. [2023-11-19 03:32:16,453 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 323 transitions. [2023-11-19 03:32:16,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:32:16,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:16,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:16,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:16,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:16,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 245 states and 324 transitions. [2023-11-19 03:32:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 324 transitions. [2023-11-19 03:32:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:32:16,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:16,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:16,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:32:16,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:16,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 262 states and 351 transitions. [2023-11-19 03:32:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 351 transitions. [2023-11-19 03:32:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:32:20,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:20,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:20,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:20,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:21,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:24,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 274 states and 372 transitions. [2023-11-19 03:32:24,315 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 372 transitions. [2023-11-19 03:32:24,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:32:24,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:24,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:24,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:32:24,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:24,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:27,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 286 states and 386 transitions. [2023-11-19 03:32:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 386 transitions. [2023-11-19 03:32:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:32:27,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:27,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:27,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:32:27,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 299 states and 412 transitions. [2023-11-19 03:32:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 412 transitions. [2023-11-19 03:32:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:32:31,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:31,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:31,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:32:31,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:32,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:36,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:36,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 318 states and 439 transitions. [2023-11-19 03:32:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 439 transitions. [2023-11-19 03:32:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:32:36,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:36,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:36,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:36,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 329 states and 455 transitions. [2023-11-19 03:32:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 455 transitions. [2023-11-19 03:32:40,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:32:40,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:40,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:40,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:32:40,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:32:44,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:44,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 342 states and 473 transitions. [2023-11-19 03:32:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 473 transitions. [2023-11-19 03:32:44,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:32:44,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:44,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:44,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:32:44,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:45,596 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.