./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.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_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/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_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/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_93495dd0-3e75-48c9-aecc-8b9868d24471/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 78864722a29653368507db3b60ae2b93b33238a95b17a045203976708a818f43 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:42:18,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:42:18,422 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:42:18,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:42:18,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:42:18,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:42:18,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:42:18,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:42:18,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:42:18,475 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:42:18,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:42:18,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:42:18,477 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:42:18,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:42:18,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:42:18,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:42:18,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:42:18,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:42:18,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:42:18,482 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:42:18,483 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:42:18,484 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:42:18,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:42:18,484 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:42:18,485 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:42:18,485 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:42:18,486 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:42:18,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:42:18,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:18,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:42:18,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:42:18,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:42:18,489 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:42:18,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:42:18,490 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:42:18,490 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_93495dd0-3e75-48c9-aecc-8b9868d24471/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78864722a29653368507db3b60ae2b93b33238a95b17a045203976708a818f43 [2023-11-19 03:42:18,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:42:18,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:42:18,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:42:18,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:42:18,762 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:42:18,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.c [2023-11-19 03:42:21,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:42:22,025 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:42:22,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.c [2023-11-19 03:42:22,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/data/9d6305a74/f5f590b61aac4b55a5dc272e769db0f5/FLAG4e33b636e [2023-11-19 03:42:22,061 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/data/9d6305a74/f5f590b61aac4b55a5dc272e769db0f5 [2023-11-19 03:42:22,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:42:22,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:42:22,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:22,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:42:22,077 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:42:22,078 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff03da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22, skipping insertion in model container [2023-11-19 03:42:22,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,102 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:42:22,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:22,266 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:42:22,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:22,301 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:42:22,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22 WrapperNode [2023-11-19 03:42:22,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:22,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:22,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:42:22,303 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:42:22,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,344 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-19 03:42:22,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:22,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:42:22,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:42:22,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:42:22,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:42:22,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:42:22,379 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:42:22,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:42:22,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:22,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:42:22,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:42:22,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93495dd0-3e75-48c9-aecc-8b9868d24471/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:42:22,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:42:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:42:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:42:22,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:42:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:42:22,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:42:22,545 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:42:22,548 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:42:22,860 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:42:22,889 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:42:22,889 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:42:22,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:22 BoogieIcfgContainer [2023-11-19 03:42:22,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:42:22,896 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:42:22,896 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:42:22,910 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:42:22,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:22" (1/1) ... [2023-11-19 03:42:22,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:42:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:22,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-19 03:42:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-19 03:42:22,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:42:22,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:22,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:23,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:23,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-19 03:42:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-19 03:42:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:42:23,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:23,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:23,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-11-19 03:42:23,448 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-11-19 03:42:23,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:42:23,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:23,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:23,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:23,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:23,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2023-11-19 03:42:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-11-19 03:42:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:42:23,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:23,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:23,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:23,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:23,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:23,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:23,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 67 states and 74 transitions. [2023-11-19 03:42:23,886 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2023-11-19 03:42:23,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:42:23,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:23,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:23,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:23,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:23,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:23,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 68 states and 75 transitions. [2023-11-19 03:42:23,965 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 75 transitions. [2023-11-19 03:42:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:42:23,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:23,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:24,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:24,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:24,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:24,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2023-11-19 03:42:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2023-11-19 03:42:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:42:24,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:24,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:24,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:24,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:24,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:24,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:24,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2023-11-19 03:42:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2023-11-19 03:42:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:42:24,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:24,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:24,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:24,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2023-11-19 03:42:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2023-11-19 03:42:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:42:24,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:24,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:25,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:25,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:25,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:26,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 89 states and 104 transitions. [2023-11-19 03:42:26,088 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 104 transitions. [2023-11-19 03:42:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:42:26,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:26,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:26,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:42:26,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:26,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:26,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 90 states and 106 transitions. [2023-11-19 03:42:26,388 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 106 transitions. [2023-11-19 03:42:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:42:26,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:26,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:26,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:42:26,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:26,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2023-11-19 03:42:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2023-11-19 03:42:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:42:26,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:26,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:26,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:26,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:27,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 98 states and 120 transitions. [2023-11-19 03:42:27,128 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2023-11-19 03:42:27,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:42:27,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:27,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:27,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:42:27,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:28,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:28,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 113 states and 144 transitions. [2023-11-19 03:42:28,498 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2023-11-19 03:42:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:42:28,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:28,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:28,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:28,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:28,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:28,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 114 states and 145 transitions. [2023-11-19 03:42:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 145 transitions. [2023-11-19 03:42:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:42:28,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:28,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:28,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:42:28,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:28,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 130 states and 170 transitions. [2023-11-19 03:42:30,266 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 170 transitions. [2023-11-19 03:42:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:42:30,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:30,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:30,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:42:30,312 INFO L285 TraceCheckSpWp]: Computing forward predicates...