./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/egcd2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/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_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/egcd2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b8e7a0340ae3342090517f2a88c3de1beaa3d83173c8c0fc0ae95ebc1f42c80 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:43:01,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:43:01,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:43:01,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:43:01,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:43:01,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:43:01,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:43:01,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:43:01,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:43:01,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:43:01,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:43:01,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:43:01,731 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:43:01,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:43:01,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:43:01,734 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:43:01,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:43:01,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:43:01,735 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:43:01,736 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:43:01,736 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:43:01,737 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:43:01,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:43:01,738 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:43:01,739 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:43:01,739 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:43:01,740 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:43:01,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:43:01,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:01,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:43:01,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:43:01,744 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:43:01,744 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:43:01,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:43:01,744 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:43:01,745 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_68670bbf-1a67-4a07-9191-f6d362ac85a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b8e7a0340ae3342090517f2a88c3de1beaa3d83173c8c0fc0ae95ebc1f42c80 [2023-11-19 03:43:02,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:43:02,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:43:02,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:43:02,106 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:43:02,107 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:43:02,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-nla/egcd2-both-nt.c [2023-11-19 03:43:05,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:43:05,323 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:43:05,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/sv-benchmarks/c/termination-nla/egcd2-both-nt.c [2023-11-19 03:43:05,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/data/2a34f01e7/c98ea7b19bdf4cd99a57409ba7de296b/FLAG01bc33da0 [2023-11-19 03:43:05,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/data/2a34f01e7/c98ea7b19bdf4cd99a57409ba7de296b [2023-11-19 03:43:05,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:43:05,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:43:05,354 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:05,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:43:05,359 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:43:05,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69a5b02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05, skipping insertion in model container [2023-11-19 03:43:05,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:43:05,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:05,601 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:43:05,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:05,634 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:43:05,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05 WrapperNode [2023-11-19 03:43:05,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:05,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:05,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:43:05,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:43:05,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,668 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 78 [2023-11-19 03:43:05,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:05,669 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:43:05,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:43:05,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:43:05,689 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:43:05,709 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:43:05,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:43:05,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:43:05,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:05" (1/1) ... [2023-11-19 03:43:05,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:05,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:43:05,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:43:05,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68670bbf-1a67-4a07-9191-f6d362ac85a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:43:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:43:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:43:05,827 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:43:05,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:06,044 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:06,063 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:06,063 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:43:06,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:06 BoogieIcfgContainer [2023-11-19 03:43:06,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:06,069 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:06,069 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:06,081 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:06,081 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:06" (1/1) ... [2023-11-19 03:43:06,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:06,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2023-11-19 03:43:06,151 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2023-11-19 03:43:06,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:43:06,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:06,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:06,307 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 03:43:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2023-11-19 03:43:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2023-11-19 03:43:06,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:43:06,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:06,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:06,393 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 03:43:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2023-11-19 03:43:06,414 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2023-11-19 03:43:06,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:43:06,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:06,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:06,559 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 03:43:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2023-11-19 03:43:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2023-11-19 03:43:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:43:06,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:06,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:06,894 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 03:43:07,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:07,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 61 states and 76 transitions. [2023-11-19 03:43:07,227 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2023-11-19 03:43:07,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:43:07,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:07,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:07,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:07,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:07,318 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 03:43:07,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:07,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2023-11-19 03:43:07,529 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-19 03:43:07,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:43:07,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:07,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:07,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:07,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:07,621 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 03:43:07,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2023-11-19 03:43:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-11-19 03:43:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:43:07,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:07,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:07,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:43:07,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:08,061 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 03:43:09,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 75 states and 99 transitions. [2023-11-19 03:43:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2023-11-19 03:43:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:43:09,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:09,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:09,449 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 03:43:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 86 states and 118 transitions. [2023-11-19 03:43:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 118 transitions. [2023-11-19 03:43:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:43:10,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:10,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:10,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:43:10,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:10,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:12,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:12,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 97 states and 137 transitions. [2023-11-19 03:43:12,705 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2023-11-19 03:43:12,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:43:12,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:12,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:12,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:12,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:12,748 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 03:43:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 138 transitions. [2023-11-19 03:43:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 138 transitions. [2023-11-19 03:43:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:43:12,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:12,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:12,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:12,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:12,849 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 03:43:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:14,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 108 states and 156 transitions. [2023-11-19 03:43:14,629 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 156 transitions. [2023-11-19 03:43:14,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:43:14,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:14,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:14,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:14,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:14,849 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 03:43:16,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:16,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 170 transitions. [2023-11-19 03:43:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 170 transitions. [2023-11-19 03:43:16,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:43:16,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:16,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:16,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:16,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:16,482 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 03:43:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 126 states and 196 transitions. [2023-11-19 03:43:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2023-11-19 03:43:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:43:18,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:18,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:18,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:43:18,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:20,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:20,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 134 states and 211 transitions. [2023-11-19 03:43:20,838 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 211 transitions. [2023-11-19 03:43:20,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:43:20,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:20,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:20,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:20,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:22,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 140 states and 226 transitions. [2023-11-19 03:43:22,653 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 226 transitions. [2023-11-19 03:43:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:43:22,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:22,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:22,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:22,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:23,485 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 03:43:24,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:24,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 146 states and 236 transitions. [2023-11-19 03:43:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 236 transitions. [2023-11-19 03:43:24,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:43:24,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:24,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:24,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:24,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:24,458 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 03:43:27,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:27,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 153 states and 252 transitions. [2023-11-19 03:43:27,154 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 252 transitions. [2023-11-19 03:43:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:43:27,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:27,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:27,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:27,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:28,050 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 03:43:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:28,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 154 states and 253 transitions. [2023-11-19 03:43:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 253 transitions. [2023-11-19 03:43:28,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:43:28,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:28,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:28,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:28,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:31,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 162 states and 272 transitions. [2023-11-19 03:43:31,104 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 272 transitions. [2023-11-19 03:43:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:43:31,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:31,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:31,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:31,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 164 states and 275 transitions. [2023-11-19 03:43:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 275 transitions. [2023-11-19 03:43:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:31,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:31,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:31,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:31,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:32,295 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 03:43:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 173 states and 294 transitions. [2023-11-19 03:43:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 294 transitions. [2023-11-19 03:43:34,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:34,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:34,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:34,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:34,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:34,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 179 states and 310 transitions. [2023-11-19 03:43:38,430 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 310 transitions. [2023-11-19 03:43:38,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:38,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:38,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:38,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:38,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:38,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 182 states and 315 transitions. [2023-11-19 03:43:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 315 transitions. [2023-11-19 03:43:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:40,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:40,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:40,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:40,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:40,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 184 states and 318 transitions. [2023-11-19 03:43:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 318 transitions. [2023-11-19 03:43:40,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:43:40,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:40,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:41,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:43:41,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:41,326 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 03:43:43,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 194 states and 342 transitions. [2023-11-19 03:43:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 342 transitions. [2023-11-19 03:43:43,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:43:43,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:43,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:43,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:43,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 201 states and 360 transitions. [2023-11-19 03:43:49,511 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 360 transitions. [2023-11-19 03:43:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:43:49,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:49,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:49,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:49,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:51,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 204 states and 364 transitions. [2023-11-19 03:43:51,463 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 364 transitions. [2023-11-19 03:43:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:43:51,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:51,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:51,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:51,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:51,522 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:52,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:52,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 205 states and 364 transitions. [2023-11-19 03:43:52,393 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 364 transitions. [2023-11-19 03:43:52,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:43:52,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:52,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:52,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:52,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 213 states and 383 transitions. [2023-11-19 03:43:59,316 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 383 transitions. [2023-11-19 03:43:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:43:59,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:59,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:59,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:43:59,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:44:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 214 states and 383 transitions. [2023-11-19 03:44:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 383 transitions. [2023-11-19 03:44:00,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:44:00,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:00,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:00,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:44:00,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:44:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 217 states and 387 transitions. [2023-11-19 03:44:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 387 transitions. [2023-11-19 03:44:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:44:02,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:02,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:02,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:44:02,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.