./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/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_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/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_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/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 d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:25,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:25,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:07:25,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:25,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:25,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:25,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:25,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:25,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:25,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:25,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:25,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:25,709 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:25,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:25,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:25,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:25,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:25,713 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:25,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:25,714 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:25,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:25,715 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:25,715 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:25,717 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:25,717 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:25,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:25,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:25,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:25,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:25,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:25,721 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:25,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:25,721 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:25,722 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_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b [2023-11-19 04:07:26,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:26,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:26,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:26,078 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:26,079 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:26,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2023-11-19 04:07:29,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:29,544 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:29,545 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2023-11-19 04:07:29,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/data/a62219477/3fa003d56450454f9c29ab99124c854e/FLAG6f6eadeaf [2023-11-19 04:07:29,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/data/a62219477/3fa003d56450454f9c29ab99124c854e [2023-11-19 04:07:29,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:29,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:29,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:29,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:29,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:29,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510d9815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29, skipping insertion in model container [2023-11-19 04:07:29,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:29,831 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_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2023-11-19 04:07:29,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:29,864 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:29,882 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_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i[951,964] [2023-11-19 04:07:29,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:29,912 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:29,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29 WrapperNode [2023-11-19 04:07:29,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:29,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:29,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:29,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:29,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,948 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2023-11-19 04:07:29,949 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:29,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:29,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:29,950 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:29,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,965 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,973 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:29,974 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:29,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:29,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:29,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:29,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:30,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:30,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52ad324a-400a-43eb-9703-8a4a3cb5b7e1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:30,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:30,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:30,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:07:30,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:07:30,142 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:30,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:30,350 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:30,399 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:30,399 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:07:30,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:30 BoogieIcfgContainer [2023-11-19 04:07:30,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:30,404 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:30,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:30,412 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:30,413 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:30" (1/1) ... [2023-11-19 04:07:30,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:30,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:30,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-11-19 04:07:30,472 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-11-19 04:07:30,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:07:30,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:30,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:30,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:07:30,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:30,714 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 04:07:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2023-11-19 04:07:30,749 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-11-19 04:07:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:07:30,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:30,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:30,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:07:30,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:30,901 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 04:07:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-11-19 04:07:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-11-19 04:07:30,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:07:30,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:30,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:31,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:31,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:31,056 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 04:07:31,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:31,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-19 04:07:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-19 04:07:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:07:31,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:31,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:31,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:07:31,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:31,371 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 04:07:31,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:31,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-11-19 04:07:31,928 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-11-19 04:07:31,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:07:31,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:31,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:31,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:31,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:32,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:32,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2023-11-19 04:07:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2023-11-19 04:07:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:07:32,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:32,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:32,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:07:32,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:32,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:32,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 60 transitions. [2023-11-19 04:07:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2023-11-19 04:07:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:07:32,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:32,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:32,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:07:32,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:32,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:07:33,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:33,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2023-11-19 04:07:33,106 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2023-11-19 04:07:33,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:07:33,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:33,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:33,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:07:33,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:07:33,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:33,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2023-11-19 04:07:33,826 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2023-11-19 04:07:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:07:33,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:33,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:33,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:07:33,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:34,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:34,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2023-11-19 04:07:34,103 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2023-11-19 04:07:34,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:34,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:34,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:34,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:07:34,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:34,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:34,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2023-11-19 04:07:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2023-11-19 04:07:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:34,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:34,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:34,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:07:34,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:34,917 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:35,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:35,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2023-11-19 04:07:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2023-11-19 04:07:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:35,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:35,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:35,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:07:35,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:35,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 51 states and 95 transitions. [2023-11-19 04:07:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 95 transitions. [2023-11-19 04:07:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:07:35,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:35,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:35,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:07:35,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:07:36,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:36,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 54 states and 101 transitions. [2023-11-19 04:07:36,355 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 101 transitions. [2023-11-19 04:07:36,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:07:36,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:36,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:36,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:07:36,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:36,498 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 04:07:38,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:38,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2023-11-19 04:07:38,329 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2023-11-19 04:07:38,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:07:38,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:38,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:38,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:07:38,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:38,462 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:38,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 63 states and 129 transitions. [2023-11-19 04:07:38,690 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 129 transitions. [2023-11-19 04:07:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:07:38,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:38,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:38,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:07:38,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:39,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:39,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 66 states and 140 transitions. [2023-11-19 04:07:39,579 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 140 transitions. [2023-11-19 04:07:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:07:39,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:39,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:39,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:07:39,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 74 states and 162 transitions. [2023-11-19 04:07:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 162 transitions. [2023-11-19 04:07:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:07:43,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:43,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:43,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:07:43,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 77 states and 171 transitions. [2023-11-19 04:07:45,077 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 171 transitions. [2023-11-19 04:07:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:45,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:07:45,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:45,168 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 83 states and 190 transitions. [2023-11-19 04:07:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2023-11-19 04:07:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:47,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:47,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:47,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:07:47,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:48,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:53,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:53,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 91 states and 224 transitions. [2023-11-19 04:07:53,155 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 224 transitions. [2023-11-19 04:07:53,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:53,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:53,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:53,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 04:07:53,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:53,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:57,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 98 states and 240 transitions. [2023-11-19 04:07:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 240 transitions. [2023-11-19 04:07:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:57,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:57,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:57,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:07:57,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:57,293 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:57,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:57,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 98 states and 239 transitions. [2023-11-19 04:07:57,836 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 239 transitions. [2023-11-19 04:07:57,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:57,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:57,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:57,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 04:07:57,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:59,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 100 states and 243 transitions. [2023-11-19 04:07:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 243 transitions. [2023-11-19 04:07:59,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:07:59,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:59,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:59,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:07:59,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:59,602 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:00,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 102 states and 258 transitions. [2023-11-19 04:08:00,165 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 258 transitions. [2023-11-19 04:08:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:00,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:00,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:08:00,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:08:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 110 states and 287 transitions. [2023-11-19 04:08:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 287 transitions. [2023-11-19 04:08:04,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:04,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:08:04,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:05,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:05,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 113 states and 301 transitions. [2023-11-19 04:08:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 301 transitions. [2023-11-19 04:08:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:05,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:05,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:05,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:08:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 115 states and 305 transitions. [2023-11-19 04:08:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 305 transitions. [2023-11-19 04:08:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:06,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:06,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:08:06,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:07,190 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 121 states and 331 transitions. [2023-11-19 04:08:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 331 transitions. [2023-11-19 04:08:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:10,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:10,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 04:08:10,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:10,917 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:18,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:18,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 131 states and 372 transitions. [2023-11-19 04:08:18,288 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 372 transitions. [2023-11-19 04:08:18,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:18,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:18,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:18,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:08:18,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:18,720 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:19,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:19,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 131 states and 371 transitions. [2023-11-19 04:08:19,840 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 371 transitions. [2023-11-19 04:08:19,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:19,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:19,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:19,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:08:19,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.