./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.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_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/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_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/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_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/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 d998c441c771938676edf06a0e9387fce091f1e4d7230def291c87707c204f78 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:23,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:23,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:41:23,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:23,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:23,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:23,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:23,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:23,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:23,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:23,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:23,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:23,732 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:23,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:23,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:23,734 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:23,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:23,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:23,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:23,736 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:41:23,737 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:41:23,737 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:23,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:23,739 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:23,739 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:23,740 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:23,740 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:23,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:23,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:23,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:23,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:23,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:23,743 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:23,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:23,744 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:23,744 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_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d998c441c771938676edf06a0e9387fce091f1e4d7230def291c87707c204f78 [2023-11-19 03:41:24,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:24,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:24,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:24,099 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:24,100 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:24,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.c [2023-11-19 03:41:27,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:27,488 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:27,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.c [2023-11-19 03:41:27,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/data/84798c825/e2ffcd8f502240fe952c5ab945752d67/FLAG4fa449460 [2023-11-19 03:41:27,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/data/84798c825/e2ffcd8f502240fe952c5ab945752d67 [2023-11-19 03:41:27,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:27,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:27,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:27,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:27,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:27,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e91efdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27, skipping insertion in model container [2023-11-19 03:41:27,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,573 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:27,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:27,841 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:27,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:27,879 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:27,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27 WrapperNode [2023-11-19 03:41:27,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:27,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:27,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:27,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:27,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,950 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-19 03:41:27,950 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:27,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:27,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:27,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:27,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:27,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:27,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:27,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:27,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:28,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:28,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:28,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:28,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2068e7-94b9-4ab0-afbc-c3a03d45658e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:41:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:41:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:41:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:41:28,179 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:28,184 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:28,705 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:28,742 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:28,742 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:41:28,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:28 BoogieIcfgContainer [2023-11-19 03:41:28,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:28,749 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:28,750 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:28,760 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:28,760 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:28" (1/1) ... [2023-11-19 03:41:28,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-19 03:41:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-19 03:41:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:41:28,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:28,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:29,055 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 03:41:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:29,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 131 states and 135 transitions. [2023-11-19 03:41:29,099 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-19 03:41:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:41:29,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:29,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:29,196 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 03:41:29,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 134 transitions. [2023-11-19 03:41:29,292 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-19 03:41:29,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:41:29,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:29,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:29,482 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 03:41:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 133 transitions. [2023-11-19 03:41:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-19 03:41:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:41:29,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:29,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:29,891 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 03:41:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 132 transitions. [2023-11-19 03:41:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-19 03:41:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:41:30,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:30,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:30,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:30,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:30,503 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 03:41:30,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 134 transitions. [2023-11-19 03:41:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-19 03:41:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:41:30,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:30,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:30,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:30,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:30,658 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 03:41:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:30,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 135 transitions. [2023-11-19 03:41:30,688 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-19 03:41:30,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:41:30,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:30,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:30,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:30,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:30,780 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 03:41:30,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 141 transitions. [2023-11-19 03:41:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2023-11-19 03:41:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:41:30,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:30,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:31,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:31,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:31,032 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 03:41:31,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:31,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 142 transitions. [2023-11-19 03:41:31,054 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2023-11-19 03:41:31,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:41:31,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:31,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:31,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:41:31,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:31,184 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 03:41:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 147 transitions. [2023-11-19 03:41:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 147 transitions. [2023-11-19 03:41:31,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:41:31,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:31,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:31,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:41:31,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:31,483 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 03:41:31,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:31,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 153 transitions. [2023-11-19 03:41:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-11-19 03:41:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:41:31,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:31,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:31,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:41:31,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:31,819 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 03:41:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 146 states and 159 transitions. [2023-11-19 03:41:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2023-11-19 03:41:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:41:32,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:32,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:32,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:41:32,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:32,242 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 03:41:32,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:32,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 166 transitions. [2023-11-19 03:41:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2023-11-19 03:41:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:41:32,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:32,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:32,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:41:32,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:32,953 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 03:41:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 154 states and 171 transitions. [2023-11-19 03:41:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 171 transitions. [2023-11-19 03:41:33,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:41:33,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:33,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:33,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:41:33,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:33,518 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 03:41:33,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:33,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 158 states and 176 transitions. [2023-11-19 03:41:33,845 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:41:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:41:33,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:33,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:41:33,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:34,156 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 03:41:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 170 states and 191 transitions. [2023-11-19 03:41:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 191 transitions. [2023-11-19 03:41:35,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:41:35,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:35,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:35,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:41:35,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:36,107 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 03:41:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 183 states and 207 transitions. [2023-11-19 03:41:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 207 transitions. [2023-11-19 03:41:38,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:41:38,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:38,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:38,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:41:38,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:38,397 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 03:41:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 197 states and 224 transitions. [2023-11-19 03:41:39,962 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 224 transitions. [2023-11-19 03:41:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:41:39,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:39,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:39,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:41:39,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:40,089 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 03:41:41,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:41,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 212 states and 242 transitions. [2023-11-19 03:41:41,641 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 242 transitions. [2023-11-19 03:41:41,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:41:41,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:41,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:41,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:41:41,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:42,338 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 03:41:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 228 states and 261 transitions. [2023-11-19 03:41:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 261 transitions. [2023-11-19 03:41:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:41:45,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:45,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:45,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:41:45,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:45,723 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 03:41:47,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:47,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 245 states and 281 transitions. [2023-11-19 03:41:47,903 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 281 transitions. [2023-11-19 03:41:47,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:41:47,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:47,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:47,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:47,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:48,268 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 03:41:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 263 states and 304 transitions. [2023-11-19 03:41:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 304 transitions. [2023-11-19 03:41:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:41:51,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:51,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:51,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:51,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:51,592 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 03:41:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 282 states and 329 transitions. [2023-11-19 03:41:55,310 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 329 transitions. [2023-11-19 03:41:55,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:41:55,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:55,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:55,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:55,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:55,392 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 03:41:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 299 states and 352 transitions. [2023-11-19 03:41:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 352 transitions. [2023-11-19 03:41:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:41:57,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:57,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:57,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:41:57,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:57,342 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 03:41:59,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:59,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 306 states and 366 transitions. [2023-11-19 03:41:59,177 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 366 transitions. [2023-11-19 03:41:59,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:41:59,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:59,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:59,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:41:59,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:59,490 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 03:42:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 313 states and 381 transitions. [2023-11-19 03:42:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 381 transitions. [2023-11-19 03:42:01,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:42:01,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:01,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:01,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:01,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:01,946 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 03:42:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:01,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 314 states and 382 transitions. [2023-11-19 03:42:01,987 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 382 transitions. [2023-11-19 03:42:01,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:42:01,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:01,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:02,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:42:02,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:02,057 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 03:42:03,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 321 states and 396 transitions. [2023-11-19 03:42:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 396 transitions. [2023-11-19 03:42:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:42:03,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:03,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:03,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:03,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:04,206 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 03:42:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 328 states and 411 transitions. [2023-11-19 03:42:06,637 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 411 transitions. [2023-11-19 03:42:06,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:42:06,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:06,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:42:06,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:06,953 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 03:42:12,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:12,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 336 states and 429 transitions. [2023-11-19 03:42:12,846 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-11-19 03:42:12,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:42:12,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:12,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:12,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:42:12,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:13,257 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 03:42:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:17,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 345 states and 449 transitions. [2023-11-19 03:42:17,930 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 449 transitions. [2023-11-19 03:42:17,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:42:17,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:17,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:17,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:17,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:18,102 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 03:42:18,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:18,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 348 states and 454 transitions. [2023-11-19 03:42:18,700 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 454 transitions. [2023-11-19 03:42:18,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:42:18,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:18,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:18,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:42:18,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.