./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/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_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f9b33d2a8120d9ea8a3a6c5d650c2a90b549ffb583b3e9890b411aeb4530efd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:36,533 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:36,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:33:36,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:36,610 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:36,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:36,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:36,635 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:36,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:36,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:36,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:36,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:36,638 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:36,639 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:36,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:36,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:36,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:36,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:36,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:36,643 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:36,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:36,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:36,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:36,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:36,646 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:36,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:36,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:36,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:36,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:36,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:36,650 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:36,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:36,651 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:36,651 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_6dc199c0-6236-4bf5-9334-a1c566491007/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f9b33d2a8120d9ea8a3a6c5d650c2a90b549ffb583b3e9890b411aeb4530efd [2023-11-19 03:33:36,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:36,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:36,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:36,979 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:36,980 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:36,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound5.c [2023-11-19 03:33:40,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:40,308 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:40,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound5.c [2023-11-19 03:33:40,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/data/87a4f2a75/d3271dbc1e58479ab57c9c3b1871ea99/FLAG120b492a3 [2023-11-19 03:33:40,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/data/87a4f2a75/d3271dbc1e58479ab57c9c3b1871ea99 [2023-11-19 03:33:40,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:40,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:40,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:40,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:40,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:40,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6803b832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40, skipping insertion in model container [2023-11-19 03:33:40,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,379 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:40,551 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound5.c[489,502] [2023-11-19 03:33:40,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:40,586 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:40,599 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound5.c[489,502] [2023-11-19 03:33:40,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:40,625 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:40,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40 WrapperNode [2023-11-19 03:33:40,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:40,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:40,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:40,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:40,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,676 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-11-19 03:33:40,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:40,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:40,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:40,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:40,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:40,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:40,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:40,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:40,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:40,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:40,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:40,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dc199c0-6236-4bf5-9334-a1c566491007/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:33:40,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:33:40,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:40,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:40,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:40,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:33:40,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:33:40,898 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:40,902 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:41,143 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:41,207 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:41,207 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:33:41,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:41 BoogieIcfgContainer [2023-11-19 03:33:41,213 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:41,214 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:41,215 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:41,231 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:41,232 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:41" (1/1) ... [2023-11-19 03:33:41,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:41,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 03:33:41,329 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 03:33:41,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:33:41,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:41,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:41,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:33:41,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:33:41,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:41,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-11-19 03:33:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-11-19 03:33:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:33:41,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:41,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:41,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:33:41,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:42,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:33:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2023-11-19 03:33:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2023-11-19 03:33:42,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:33:42,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:42,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:42,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:33:42,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:42,518 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:33:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2023-11-19 03:33:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2023-11-19 03:33:42,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:33:42,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:42,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:43,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:33:43,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:43,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:33:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 63 transitions. [2023-11-19 03:33:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 63 transitions. [2023-11-19 03:33:43,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:33:43,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:43,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:43,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:33:43,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:43,467 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:33:43,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 75 transitions. [2023-11-19 03:33:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2023-11-19 03:33:43,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:33:43,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:43,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:44,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:33:44,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:33:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 86 transitions. [2023-11-19 03:33:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2023-11-19 03:33:44,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:33:44,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:44,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:44,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:33:44,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:33:46,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:46,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 51 states and 109 transitions. [2023-11-19 03:33:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 109 transitions. [2023-11-19 03:33:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:33:46,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:46,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:46,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:33:46,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:46,809 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:33:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 53 states and 114 transitions. [2023-11-19 03:33:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 114 transitions. [2023-11-19 03:33:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:33:47,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:47,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:47,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:33:47,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:33:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 56 states and 121 transitions. [2023-11-19 03:33:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 121 transitions. [2023-11-19 03:33:47,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:47,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:47,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:48,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:33:48,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:33:50,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 67 states and 148 transitions. [2023-11-19 03:33:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2023-11-19 03:33:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:50,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:50,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:50,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:33:50,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:51,313 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:33:52,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:52,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 70 states and 154 transitions. [2023-11-19 03:33:52,235 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 154 transitions. [2023-11-19 03:33:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:52,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:52,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:52,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:33:52,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:52,741 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:33:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 70 states and 154 transitions. [2023-11-19 03:33:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 154 transitions. [2023-11-19 03:33:52,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:52,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:52,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:52,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:33:52,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:33:53,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 73 states and 159 transitions. [2023-11-19 03:33:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 159 transitions. [2023-11-19 03:33:53,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:53,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:53,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:53,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:33:53,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:54,377 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 03:33:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 77 states and 168 transitions. [2023-11-19 03:33:55,576 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 168 transitions. [2023-11-19 03:33:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:55,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:55,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:55,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 03:33:55,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 11 proven. 18 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 03:33:56,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:56,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 83 states and 178 transitions. [2023-11-19 03:33:56,890 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 178 transitions. [2023-11-19 03:33:56,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:56,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:56,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:56,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:33:56,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:57,304 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 03:33:57,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:57,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 83 states and 178 transitions. [2023-11-19 03:33:57,358 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 178 transitions. [2023-11-19 03:33:57,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:57,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:57,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:57,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 03:33:57,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:58,348 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-19 03:33:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:58,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 80 states and 172 transitions. [2023-11-19 03:33:58,948 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 172 transitions. [2023-11-19 03:33:58,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:33:58,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:58,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:58,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:33:58,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:59,109 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-19 03:34:02,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-19 03:34:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 84 states and 182 transitions. [2023-11-19 03:34:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 182 transitions. [2023-11-19 03:34:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:34:02,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:02,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:02,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:34:02,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 03:34:04,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 88 states and 199 transitions. [2023-11-19 03:34:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 199 transitions. [2023-11-19 03:34:04,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:34:04,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:04,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:04,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:34:04,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 03:34:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:05,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 89 states and 201 transitions. [2023-11-19 03:34:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 201 transitions. [2023-11-19 03:34:05,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:34:05,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:05,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:05,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:34:05,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:06,072 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-19 03:34:08,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:08,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 93 states and 212 transitions. [2023-11-19 03:34:08,108 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 212 transitions. [2023-11-19 03:34:08,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:34:08,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:08,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:08,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:34:08,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-19 03:34:08,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 94 states and 213 transitions. [2023-11-19 03:34:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 213 transitions. [2023-11-19 03:34:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:34:08,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:08,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:09,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 03:34:09,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:11,055 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 29 proven. 18 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-19 03:34:14,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:14,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 99 states and 235 transitions. [2023-11-19 03:34:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 235 transitions. [2023-11-19 03:34:14,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:34:14,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:14,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:14,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:34:14,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:15,993 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-19 03:34:18,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:18,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 103 states and 247 transitions. [2023-11-19 03:34:18,550 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 247 transitions. [2023-11-19 03:34:18,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:34:18,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:18,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:18,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:34:18,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:20,362 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-19 03:34:22,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:22,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 106 states and 253 transitions. [2023-11-19 03:34:22,275 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 253 transitions. [2023-11-19 03:34:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:34:22,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:22,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:22,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:22,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 27 proven. 13 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-19 03:34:25,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:25,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 108 states and 257 transitions. [2023-11-19 03:34:25,259 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 257 transitions. [2023-11-19 03:34:25,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:34:25,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:25,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:25,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:34:25,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:27,882 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-11-19 03:34:31,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 112 states and 270 transitions. [2023-11-19 03:34:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 270 transitions. [2023-11-19 03:34:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:34:31,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,530 INFO L285 TraceCheckSpWp]: Computing forward predicates...