./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/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_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 76abfdf7fdc41a1be2e9e3447b52bdd52e99cea2380fe8c13182a79a913d7592 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:11,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:11,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:27:11,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:11,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:11,790 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:11,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:11,792 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:11,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:11,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:11,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:11,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:11,796 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:11,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:11,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:11,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:11,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:11,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:11,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:11,801 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:11,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:11,802 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:11,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:11,803 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:11,803 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:11,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:11,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:11,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:11,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:11,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:11,807 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:11,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:11,808 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:11,808 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_135ffdfb-0d60-454d-a13a-b7f9896cb107/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76abfdf7fdc41a1be2e9e3447b52bdd52e99cea2380fe8c13182a79a913d7592 [2023-11-19 03:27:12,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:12,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:12,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:12,103 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:12,103 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:12,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i [2023-11-19 03:27:15,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:15,338 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:15,339 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i [2023-11-19 03:27:15,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/data/397329848/49974f878db349198062438b04430c07/FLAG7c08db901 [2023-11-19 03:27:15,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/data/397329848/49974f878db349198062438b04430c07 [2023-11-19 03:27:15,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:15,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:15,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:15,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:15,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:15,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:15,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@201a971e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15, skipping insertion in model container [2023-11-19 03:27:15,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:15,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:15,846 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i[915,928] [2023-11-19 03:27:15,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:15,902 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:15,914 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-69.i[915,928] [2023-11-19 03:27:15,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:15,954 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:15,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15 WrapperNode [2023-11-19 03:27:15,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:15,956 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:15,956 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:15,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:15,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:15,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,012 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2023-11-19 03:27:16,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:16,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:16,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:16,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:16,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:16,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:16,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:16,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:16,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:15" (1/1) ... [2023-11-19 03:27:16,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:16,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:16,087 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:16,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_135ffdfb-0d60-454d-a13a-b7f9896cb107/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:16,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:27:16,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:27:16,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:16,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:16,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:16,245 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:16,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:16,689 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:16,963 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:16,963 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:27:16,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:16 BoogieIcfgContainer [2023-11-19 03:27:16,975 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:16,976 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:16,977 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:16,988 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:16,989 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:16" (1/1) ... [2023-11-19 03:27:16,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:27:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2023-11-19 03:27:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-11-19 03:27:17,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:17,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:17,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:17,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-19 03:27:17,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:23,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2023-11-19 03:27:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2023-11-19 03:27:23,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:23,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:23,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:24,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 03:27:24,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 154 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-19 03:27:28,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:28,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 89 transitions. [2023-11-19 03:27:28,525 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:28,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:28,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:28,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:28,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:27:28,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:31,968 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:32,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 89 transitions. [2023-11-19 03:27:32,010 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:32,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:32,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:32,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:32,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:27:32,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 89 transitions. [2023-11-19 03:27:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:34,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:34,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:34,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-19 03:27:34,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 24 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-19 03:27:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:37,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:37,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:37,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:37,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:37,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:27:37,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:40,694 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:40,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:40,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:40,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:27:40,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:43,266 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:43,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:43,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:43,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:27:43,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:45,177 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:45,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:45,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:45,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:45,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-19 03:27:45,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:48,286 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:48,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:48,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:48,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:27:48,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:50,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:50,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:50,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:27:50,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:27:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:53,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:53,008 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:53,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:53,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:53,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-19 03:27:53,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 184 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:27:56,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:56,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 89 transitions. [2023-11-19 03:27:56,376 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:56,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:56,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:56,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-19 03:27:56,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:27:59,129 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 24 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-19 03:27:59,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 89 transitions. [2023-11-19 03:27:59,306 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:27:59,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:27:59,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:59,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:59,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-19 03:27:59,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:01,262 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-19 03:28:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 89 transitions. [2023-11-19 03:28:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:28:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:28:01,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:01,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:28:01,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:28:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 89 transitions. [2023-11-19 03:28:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:28:03,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:28:03,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:03,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:03,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:28:03,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:05,794 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:28:05,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 89 transitions. [2023-11-19 03:28:05,815 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:28:05,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:28:05,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 166 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 03:28:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 89 transitions. [2023-11-19 03:28:07,546 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 03:28:07,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:28:07,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:07,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:07,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:28:07,654 INFO L285 TraceCheckSpWp]: Computing forward predicates...