./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.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_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/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_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/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_8c58effc-e5db-49fa-886c-be5882b6e100/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 9cf0abd1bd1b4ed3cb492af2ceaa5e063719310ace8aba62ab225fe204180938 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:48,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:49,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:33:49,108 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:49,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:49,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:49,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:49,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:49,162 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:49,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:49,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:49,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:49,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:49,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:49,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:49,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:49,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:49,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:49,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:49,177 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:49,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:49,178 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:49,178 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:49,179 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:49,179 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:49,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:49,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:49,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:49,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:49,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:49,184 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:49,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:49,184 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:49,184 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_8c58effc-e5db-49fa-886c-be5882b6e100/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cf0abd1bd1b4ed3cb492af2ceaa5e063719310ace8aba62ab225fe204180938 [2023-11-19 03:33:49,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:49,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:49,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:49,566 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:49,567 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:49,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.c [2023-11-19 03:33:52,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:53,148 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:53,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.c [2023-11-19 03:33:53,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/data/0537046a5/63c32b9f23674f5da23c338f23aebb39/FLAGa65b8b653 [2023-11-19 03:33:53,177 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/data/0537046a5/63c32b9f23674f5da23c338f23aebb39 [2023-11-19 03:33:53,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:53,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:53,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:53,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:53,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:53,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b2c235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53, skipping insertion in model container [2023-11-19 03:33:53,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,228 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:53,394 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_8c58effc-e5db-49fa-886c-be5882b6e100/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.c[576,589] [2023-11-19 03:33:53,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:53,422 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:53,433 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_8c58effc-e5db-49fa-886c-be5882b6e100/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.c[576,589] [2023-11-19 03:33:53,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:53,454 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:53,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53 WrapperNode [2023-11-19 03:33:53,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:53,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:53,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:53,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:53,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,493 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-19 03:33:53,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:53,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:53,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:53,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:53,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,504 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,517 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:53,518 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:53,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:53,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:53,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:53" (1/1) ... [2023-11-19 03:33:53,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:53,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:53,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:53,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c58effc-e5db-49fa-886c-be5882b6e100/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:53,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:53,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:33:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:33:53,700 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:53,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:53,976 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:54,023 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:54,024 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:33:54,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:54 BoogieIcfgContainer [2023-11-19 03:33:54,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:54,030 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:54,030 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:54,040 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:54,040 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:54" (1/1) ... [2023-11-19 03:33:54,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-11-19 03:33:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-11-19 03:33:54,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:33:54,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:54,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:54,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:54,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-19 03:33:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-19 03:33:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:33:54,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:54,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:54,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:54,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:54,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 03:33:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 03:33:54,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:33:54,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:54,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:54,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:33:54,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:54,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:54,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-11-19 03:33:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-11-19 03:33:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:33:54,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:54,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:55,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:33:55,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2023-11-19 03:33:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2023-11-19 03:33:55,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:33:55,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:55,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:55,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:33:55,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:33:56,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:56,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2023-11-19 03:33:56,222 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2023-11-19 03:33:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:33:56,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:56,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:56,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:33:56,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:56,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:33:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 40 states and 70 transitions. [2023-11-19 03:33:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2023-11-19 03:33:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:33:56,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:56,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:56,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:33:56,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:33:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 49 states and 105 transitions. [2023-11-19 03:33:58,038 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 105 transitions. [2023-11-19 03:33:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:33:58,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:58,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:58,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:33:58,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:58,146 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:33:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:58,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 54 states and 120 transitions. [2023-11-19 03:33:58,952 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 120 transitions. [2023-11-19 03:33:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:33:58,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:58,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:59,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:33:59,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:59,149 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:34:01,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:01,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 64 states and 151 transitions. [2023-11-19 03:34:01,139 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 151 transitions. [2023-11-19 03:34:01,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:34:01,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:01,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:01,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:01,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:34:02,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 68 states and 172 transitions. [2023-11-19 03:34:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 172 transitions. [2023-11-19 03:34:02,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:34:02,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:02,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:02,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:02,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:02,212 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:34:03,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:03,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 75 states and 198 transitions. [2023-11-19 03:34:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 198 transitions. [2023-11-19 03:34:03,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:34:03,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:03,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:03,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:03,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:03,769 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:34:05,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:05,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 82 states and 219 transitions. [2023-11-19 03:34:05,358 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 219 transitions. [2023-11-19 03:34:05,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:34:05,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:05,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:05,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:05,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:34:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 85 states and 229 transitions. [2023-11-19 03:34:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 229 transitions. [2023-11-19 03:34:06,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:34:06,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:06,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:06,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:34:06,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:07,182 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 03:34:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 96 states and 267 transitions. [2023-11-19 03:34:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 267 transitions. [2023-11-19 03:34:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:34:10,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:10,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:10,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:34:10,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:11,048 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 03:34:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 99 states and 275 transitions. [2023-11-19 03:34:12,405 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 275 transitions. [2023-11-19 03:34:12,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:34:12,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:12,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:12,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:34:12,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 03:34:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:13,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 100 states and 279 transitions. [2023-11-19 03:34:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 279 transitions. [2023-11-19 03:34:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:34:13,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:13,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:13,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:34:13,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 03:34:14,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:14,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 105 states and 299 transitions. [2023-11-19 03:34:14,642 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 299 transitions. [2023-11-19 03:34:14,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:34:14,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:14,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:14,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:14,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:34:17,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 113 states and 372 transitions. [2023-11-19 03:34:17,587 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 372 transitions. [2023-11-19 03:34:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:17,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:17,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:17,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:17,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:17,708 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-11-19 03:34:19,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 118 states and 385 transitions. [2023-11-19 03:34:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 385 transitions. [2023-11-19 03:34:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:34:19,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:19,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:19,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:34:19,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:20,108 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:34:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 122 states and 397 transitions. [2023-11-19 03:34:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 397 transitions. [2023-11-19 03:34:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:34:22,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:22,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:22,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:22,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 03:34:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 128 states and 429 transitions. [2023-11-19 03:34:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 429 transitions. [2023-11-19 03:34:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:34:25,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:25,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:25,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:25,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:26,008 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 03:34:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:27,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 131 states and 438 transitions. [2023-11-19 03:34:27,760 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 438 transitions. [2023-11-19 03:34:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:34:27,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:27,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:27,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:27,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 03:34:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:28,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 132 states and 443 transitions. [2023-11-19 03:34:28,504 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 443 transitions. [2023-11-19 03:34:28,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:34:28,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:28,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:28,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:28,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-19 03:34:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 133 states and 444 transitions. [2023-11-19 03:34:29,223 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 444 transitions. [2023-11-19 03:34:29,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:34:29,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:29,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:34:29,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-19 03:34:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 137 states and 471 transitions. [2023-11-19 03:34:31,637 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 471 transitions. [2023-11-19 03:34:31,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:34:31,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:31,711 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-19 03:34:31,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 138 states and 474 transitions. [2023-11-19 03:34:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 474 transitions. [2023-11-19 03:34:31,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:34:31,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:31,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:34:31,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:34:35,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 145 states and 506 transitions. [2023-11-19 03:34:35,684 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 506 transitions. [2023-11-19 03:34:35,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:34:35,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:35,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-19 03:34:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 147 states and 507 transitions. [2023-11-19 03:34:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 507 transitions. [2023-11-19 03:34:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:34:36,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:36,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:36,811 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-19 03:34:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:38,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 149 states and 508 transitions. [2023-11-19 03:34:38,182 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 508 transitions. [2023-11-19 03:34:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:34:38,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:38,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:38,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:34:38,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:38,786 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:34:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:43,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 157 states and 566 transitions. [2023-11-19 03:34:43,361 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 566 transitions. [2023-11-19 03:34:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:34:43,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:43,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:43,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:34:43,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:34:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 159 states and 571 transitions. [2023-11-19 03:34:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 571 transitions. [2023-11-19 03:34:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:34:45,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:45,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:34:45,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked.