./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/ps4-ll.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_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/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_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps4-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/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_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/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 ef01badb7f90b6597aa83d48583be40b7afc9a4c054f915d626bd89be70c7009 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:08,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:08,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:31:08,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:08,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:08,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:08,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:08,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:08,847 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:08,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:08,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:08,849 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:08,850 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:08,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:08,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:08,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:08,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:08,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:08,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:08,855 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:31:08,856 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:08,859 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:08,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:08,861 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:08,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:08,862 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:08,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:08,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:08,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:08,865 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:08,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:08,866 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:08,866 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:08,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:08,867 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:08,868 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_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef01badb7f90b6597aa83d48583be40b7afc9a4c054f915d626bd89be70c7009 [2023-11-19 03:31:09,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:09,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:09,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:09,282 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:09,282 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:09,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench/ps4-ll.c [2023-11-19 03:31:13,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:13,301 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:13,301 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/sv-benchmarks/c/nla-digbench/ps4-ll.c [2023-11-19 03:31:13,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/data/ad6645c8c/77b84283e4fa4b1597e798d42ab2379b/FLAGc3e9a0e90 [2023-11-19 03:31:13,329 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/data/ad6645c8c/77b84283e4fa4b1597e798d42ab2379b [2023-11-19 03:31:13,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:13,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:13,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:13,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:13,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:13,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81b9830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13, skipping insertion in model container [2023-11-19 03:31:13,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,371 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:13,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:13,607 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:13,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:13,653 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:13,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13 WrapperNode [2023-11-19 03:31:13,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:13,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:13,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:13,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:13,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,707 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-19 03:31:13,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:13,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:13,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:13,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:13,721 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:13,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:13,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:13,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:13,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:13,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:13,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:13,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed8d7ce7-3a5c-495d-b33c-3b2b1536ed81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:13,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:13,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:13,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:13,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:13,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:31:13,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:31:13,920 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:13,923 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:14,541 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:14,579 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:14,580 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:31:14,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:14 BoogieIcfgContainer [2023-11-19 03:31:14,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:14,589 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:14,589 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:14,603 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:14,604 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:14" (1/1) ... [2023-11-19 03:31:14,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:14,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:14,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-11-19 03:31:14,690 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-11-19 03:31:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:31:14,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:14,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:14,970 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 03:31:15,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-19 03:31:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-19 03:31:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:31:15,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,120 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 03:31:15,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 133 states and 136 transitions. [2023-11-19 03:31:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 136 transitions. [2023-11-19 03:31:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:31:15,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,193 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 03:31:15,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-19 03:31:15,215 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-19 03:31:15,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:31:15,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,318 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 03:31:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 137 states and 142 transitions. [2023-11-19 03:31:15,484 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2023-11-19 03:31:15,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:31:15,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,570 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 03:31:15,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2023-11-19 03:31:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2023-11-19 03:31:15,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:31:15,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,680 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 03:31:15,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 139 states and 144 transitions. [2023-11-19 03:31:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 144 transitions. [2023-11-19 03:31:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:31:15,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,769 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 03:31:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2023-11-19 03:31:15,778 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2023-11-19 03:31:15,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:31:15,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,827 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 03:31:15,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 140 states and 145 transitions. [2023-11-19 03:31:15,853 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2023-11-19 03:31:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:31:15,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:15,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:15,964 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 03:31:16,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 147 states and 154 transitions. [2023-11-19 03:31:16,119 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2023-11-19 03:31:16,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:31:16,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:16,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:16,266 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 03:31:16,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 155 states and 163 transitions. [2023-11-19 03:31:16,503 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 163 transitions. [2023-11-19 03:31:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:31:16,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:16,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:16,568 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 03:31:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 156 states and 165 transitions. [2023-11-19 03:31:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 165 transitions. [2023-11-19 03:31:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:16,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:16,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:16,675 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 03:31:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 158 states and 168 transitions. [2023-11-19 03:31:16,728 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 168 transitions. [2023-11-19 03:31:16,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:31:16,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:16,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:16,753 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 03:31:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 157 states and 167 transitions. [2023-11-19 03:31:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 167 transitions. [2023-11-19 03:31:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:31:16,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:16,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:16,818 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 03:31:16,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 160 states and 170 transitions. [2023-11-19 03:31:16,856 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 170 transitions. [2023-11-19 03:31:16,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:31:16,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:16,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:16,919 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 03:31:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 161 states and 171 transitions. [2023-11-19 03:31:16,939 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 171 transitions. [2023-11-19 03:31:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:31:16,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:16,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,027 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 03:31:17,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 162 states and 172 transitions. [2023-11-19 03:31:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 172 transitions. [2023-11-19 03:31:17,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:31:17,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:17,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,171 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 03:31:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 170 states and 180 transitions. [2023-11-19 03:31:17,295 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 180 transitions. [2023-11-19 03:31:17,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:31:17,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:17,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,465 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 03:31:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 178 states and 189 transitions. [2023-11-19 03:31:17,580 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 189 transitions. [2023-11-19 03:31:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:31:17,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:17,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,606 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 03:31:17,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 177 states and 188 transitions. [2023-11-19 03:31:17,617 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 188 transitions. [2023-11-19 03:31:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:31:17,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:17,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,713 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 03:31:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 179 states and 190 transitions. [2023-11-19 03:31:17,790 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 190 transitions. [2023-11-19 03:31:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:31:17,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:17,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:17,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:17,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:17,927 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 03:31:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 183 states and 195 transitions. [2023-11-19 03:31:18,073 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 195 transitions. [2023-11-19 03:31:18,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:31:18,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:31:18,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:18,239 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 03:31:18,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 187 states and 200 transitions. [2023-11-19 03:31:18,325 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 200 transitions. [2023-11-19 03:31:18,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:18,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:18,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:18,428 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 03:31:18,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 190 states and 206 transitions. [2023-11-19 03:31:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 206 transitions. [2023-11-19 03:31:18,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:31:18,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:18,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:18,585 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 03:31:19,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 216 states and 238 transitions. [2023-11-19 03:31:19,075 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 238 transitions. [2023-11-19 03:31:19,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:31:19,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:19,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:19,158 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 03:31:19,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 217 states and 239 transitions. [2023-11-19 03:31:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 239 transitions. [2023-11-19 03:31:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:31:19,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:19,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:19,297 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 03:31:19,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 244 states and 272 transitions. [2023-11-19 03:31:19,893 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 272 transitions. [2023-11-19 03:31:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:31:19,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:19,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:19,933 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 03:31:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 243 states and 271 transitions. [2023-11-19 03:31:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 271 transitions. [2023-11-19 03:31:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:31:19,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:19,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:19,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:19,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:20,055 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 03:31:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 246 states and 277 transitions. [2023-11-19 03:31:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 277 transitions. [2023-11-19 03:31:20,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:31:20,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:20,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:20,509 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 03:31:20,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 248 states and 279 transitions. [2023-11-19 03:31:20,844 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 279 transitions. [2023-11-19 03:31:20,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:31:20,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:20,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:20,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:20,931 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 03:31:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 252 states and 286 transitions. [2023-11-19 03:31:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 286 transitions. [2023-11-19 03:31:21,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:31:21,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:21,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:21,466 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 03:31:21,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 255 states and 289 transitions. [2023-11-19 03:31:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 289 transitions. [2023-11-19 03:31:21,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:31:21,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:21,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:21,600 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 03:31:21,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 254 states and 288 transitions. [2023-11-19 03:31:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 288 transitions. [2023-11-19 03:31:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:31:21,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:21,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:21,700 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 03:31:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 255 states and 289 transitions. [2023-11-19 03:31:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 289 transitions. [2023-11-19 03:31:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:31:21,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:21,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:21,854 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 03:31:22,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 261 states and 297 transitions. [2023-11-19 03:31:22,350 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 297 transitions. [2023-11-19 03:31:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:31:22,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:22,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:22,469 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 03:31:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 262 states and 299 transitions. [2023-11-19 03:31:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 299 transitions. [2023-11-19 03:31:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:31:22,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:22,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:22,672 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 03:31:22,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 264 states and 301 transitions. [2023-11-19 03:31:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 301 transitions. [2023-11-19 03:31:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:31:22,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:22,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:22,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 272 states and 312 transitions. [2023-11-19 03:31:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 312 transitions. [2023-11-19 03:31:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:31:23,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:23,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:23,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:23,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:23,590 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 03:31:24,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:24,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 284 states and 330 transitions. [2023-11-19 03:31:24,517 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 330 transitions. [2023-11-19 03:31:24,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:31:24,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:24,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:24,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:24,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:24,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:25,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 293 states and 342 transitions. [2023-11-19 03:31:25,247 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 342 transitions. [2023-11-19 03:31:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:31:25,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:25,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:25,464 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 03:31:26,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 305 states and 362 transitions. [2023-11-19 03:31:26,751 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 362 transitions. [2023-11-19 03:31:26,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:31:26,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:26,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:26,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:26,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 304 states and 361 transitions. [2023-11-19 03:31:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 361 transitions. [2023-11-19 03:31:26,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:31:26,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:26,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:26,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:27,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:27,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 309 states and 367 transitions. [2023-11-19 03:31:27,821 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 367 transitions. [2023-11-19 03:31:27,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:31:27,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:27,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:27,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:27,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:28,286 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 03:31:29,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:29,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 314 states and 374 transitions. [2023-11-19 03:31:29,027 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 374 transitions. [2023-11-19 03:31:29,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:31:29,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:29,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:29,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:29,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:29,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:32,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-19 03:31:33,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:33,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 320 states and 381 transitions. [2023-11-19 03:31:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 381 transitions. [2023-11-19 03:31:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:31:33,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:33,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:33,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:33,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:33,723 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 03:31:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 325 states and 389 transitions. [2023-11-19 03:31:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 389 transitions. [2023-11-19 03:31:34,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:31:34,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:34,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:34,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:34,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 332 states and 397 transitions. [2023-11-19 03:31:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 397 transitions. [2023-11-19 03:31:36,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:31:36,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:36,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:36,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:36,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:36,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:36,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 331 states and 396 transitions. [2023-11-19 03:31:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 396 transitions. [2023-11-19 03:31:36,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:31:36,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:36,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:36,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:36,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:36,341 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 03:31:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:37,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 336 states and 404 transitions. [2023-11-19 03:31:37,208 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 404 transitions. [2023-11-19 03:31:37,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:31:37,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:37,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:37,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:37,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:39,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:39,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 345 states and 414 transitions. [2023-11-19 03:31:39,016 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 414 transitions. [2023-11-19 03:31:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:31:39,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:39,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:39,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:39,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:39,066 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 03:31:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:40,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 351 states and 423 transitions. [2023-11-19 03:31:40,373 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 423 transitions. [2023-11-19 03:31:40,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:31:40,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:40,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:40,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:40,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 361 states and 434 transitions. [2023-11-19 03:31:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 434 transitions. [2023-11-19 03:31:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:31:41,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:41,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:41,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:41,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:41,611 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:43,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:43,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 368 states and 444 transitions. [2023-11-19 03:31:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 444 transitions. [2023-11-19 03:31:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:31:43,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:43,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:43,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:43,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:43,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 367 states and 443 transitions. [2023-11-19 03:31:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 443 transitions. [2023-11-19 03:31:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:31:43,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:43,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:43,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:43,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:43,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:44,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:44,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 366 states and 442 transitions. [2023-11-19 03:31:44,590 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 442 transitions. [2023-11-19 03:31:44,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:31:44,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:44,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:44,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:44,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:44,717 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 03:31:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:46,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 375 states and 455 transitions. [2023-11-19 03:31:46,048 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 455 transitions. [2023-11-19 03:31:46,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:31:46,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:46,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:46,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:46,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:46,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:46,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 374 states and 454 transitions. [2023-11-19 03:31:46,948 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 454 transitions. [2023-11-19 03:31:46,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:31:46,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:46,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:46,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:31:46,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:47,482 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:48,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 381 states and 461 transitions. [2023-11-19 03:31:48,185 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 461 transitions. [2023-11-19 03:31:48,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:31:48,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:48,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:48,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:48,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:31:48,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:48,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:48,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 380 states and 460 transitions. [2023-11-19 03:31:48,243 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 460 transitions. [2023-11-19 03:31:48,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:31:48,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:48,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:48,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:48,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:48,290 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:31:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:49,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 382 states and 466 transitions. [2023-11-19 03:31:49,095 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 466 transitions. [2023-11-19 03:31:49,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:31:49,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:49,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:49,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:49,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:50,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 381 states and 465 transitions. [2023-11-19 03:31:50,660 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 465 transitions. [2023-11-19 03:31:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:31:50,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:50,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:50,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:50,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:50,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 383 states and 468 transitions. [2023-11-19 03:31:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 468 transitions. [2023-11-19 03:31:51,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:31:51,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:51,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:51,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:51,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:53,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:53,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 382 states and 467 transitions. [2023-11-19 03:31:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 467 transitions. [2023-11-19 03:31:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:31:53,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:53,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:53,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:53,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 386 states and 473 transitions. [2023-11-19 03:31:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 473 transitions. [2023-11-19 03:31:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:31:53,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:53,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:53,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:53,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:55,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 385 states and 472 transitions. [2023-11-19 03:31:55,704 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 472 transitions. [2023-11-19 03:31:55,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:55,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:55,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:55,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:55,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:56,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:59,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 403 states and 491 transitions. [2023-11-19 03:31:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 491 transitions. [2023-11-19 03:31:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:31:59,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:59,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:59,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:31:59,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:59,938 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 03:31:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 405 states and 493 transitions. [2023-11-19 03:31:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 493 transitions. [2023-11-19 03:31:59,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:31:59,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:59,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:00,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:00,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:00,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.