./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC --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 5fecc0272e3d3edda13fe6ca0a651d95cf8d16c414f426c1f8f27e509220a775 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:04,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:05,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:30:05,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:05,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:05,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:05,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:05,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:05,072 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:05,072 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:05,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:05,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:05,074 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:30:05,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:05,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:30:05,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:05,077 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:05,077 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:05,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:05,078 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:05,079 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:05,080 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:30:05,080 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:05,081 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:05,082 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:05,082 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:05,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:05,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:05,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:05,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:05,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:05,086 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:05,086 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:05,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:05,088 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:05,088 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_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fecc0272e3d3edda13fe6ca0a651d95cf8d16c414f426c1f8f27e509220a775 [2023-11-23 20:30:05,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:05,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:05,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:05,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:05,385 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:05,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound5.c [2023-11-23 20:30:08,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:08,888 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:08,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound5.c [2023-11-23 20:30:08,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/data/35f06e72a/36132ae3686a4bd3a56d6153ce3ffa13/FLAG33d095bba [2023-11-23 20:30:08,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/data/35f06e72a/36132ae3686a4bd3a56d6153ce3ffa13 [2023-11-23 20:30:08,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:08,924 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:08,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:08,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:08,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:08,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:08" (1/1) ... [2023-11-23 20:30:08,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0600c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:08, skipping insertion in model container [2023-11-23 20:30:08,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:08" (1/1) ... [2023-11-23 20:30:08,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:09,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:09,184 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:09,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:09,223 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:09,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09 WrapperNode [2023-11-23 20:30:09,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:09,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:09,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:09,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:09,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,265 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2023-11-23 20:30:09,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:09,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:09,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:09,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:09,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:09,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:09,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:09,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:09,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:09,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:09,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:09,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87beda27-bfc2-49e9-be57-efb82ed42cde/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:09,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:30:09,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:30:09,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:09,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:09,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:30:09,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:30:09,480 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:09,483 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:09,751 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:09,794 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:09,794 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:30:09,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:09 BoogieIcfgContainer [2023-11-23 20:30:09,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:09,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:09,797 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:09,809 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:09,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:09" (1/1) ... [2023-11-23 20:30:09,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:09,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:09,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2023-11-23 20:30:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2023-11-23 20:30:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:30:09,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:09,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:10,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:10,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:10,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:10,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 67 states and 72 transitions. [2023-11-23 20:30:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2023-11-23 20:30:10,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:30:10,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:10,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:10,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:10,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 77 transitions. [2023-11-23 20:30:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2023-11-23 20:30:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:30:10,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:10,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:10,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:10,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:11,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 80 transitions. [2023-11-23 20:30:11,048 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2023-11-23 20:30:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:30:11,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:11,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:11,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:30:11,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:11,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 82 transitions. [2023-11-23 20:30:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-11-23 20:30:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:30:11,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:11,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:11,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:11,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:12,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:12,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 92 transitions. [2023-11-23 20:30:12,116 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2023-11-23 20:30:12,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:30:12,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:12,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:12,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:12,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 104 transitions. [2023-11-23 20:30:12,944 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2023-11-23 20:30:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:30:12,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:12,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:12,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:12,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:13,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:13,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 106 transitions. [2023-11-23 20:30:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2023-11-23 20:30:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:30:13,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:13,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:13,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:13,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 89 states and 109 transitions. [2023-11-23 20:30:13,450 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 109 transitions. [2023-11-23 20:30:13,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:13,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:13,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:13,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:13,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:30:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:14,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 103 states and 131 transitions. [2023-11-23 20:30:14,629 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-23 20:30:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:14,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:14,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:14,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:14,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:15,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:15,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:30:15,948 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:30:15,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:15,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:15,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:15,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:15,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:30:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:30:16,061 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:30:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:16,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:16,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:16,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:16,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:30:16,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:16,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:30:16,166 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:30:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:16,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:16,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:16,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:16,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:30:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:30:16,241 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:30:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:16,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:16,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:16,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:16,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:16,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:30:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 115 states and 152 transitions. [2023-11-23 20:30:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2023-11-23 20:30:16,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:30:16,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:16,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:16,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:30:16,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:30:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 125 states and 167 transitions. [2023-11-23 20:30:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 167 transitions. [2023-11-23 20:30:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:30:17,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:17,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:17,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:17,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:17,868 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:18,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 135 states and 183 transitions. [2023-11-23 20:30:18,877 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 183 transitions. [2023-11-23 20:30:18,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:30:18,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:18,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:18,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:18,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:18,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 148 states and 205 transitions. [2023-11-23 20:30:20,232 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 205 transitions. [2023-11-23 20:30:20,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:30:20,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:20,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:20,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:20,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:20,357 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:21,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 153 states and 217 transitions. [2023-11-23 20:30:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 217 transitions. [2023-11-23 20:30:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:30:21,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:21,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:21,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:21,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:24,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:24,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 158 states and 228 transitions. [2023-11-23 20:30:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 228 transitions. [2023-11-23 20:30:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:30:24,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:24,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:24,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:24,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:24,910 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 164 states and 241 transitions. [2023-11-23 20:30:28,334 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 241 transitions. [2023-11-23 20:30:28,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:30:28,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:28,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:28,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:28,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:28,667 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:34,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:34,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 170 states and 253 transitions. [2023-11-23 20:30:34,147 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 253 transitions. [2023-11-23 20:30:34,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:30:34,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:34,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:34,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:34,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:38,107 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 177 states and 268 transitions. [2023-11-23 20:30:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 268 transitions. [2023-11-23 20:30:47,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:30:47,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:30:47,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:30:47,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:47,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 176 states and 267 transitions. [2023-11-23 20:30:47,624 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 267 transitions. [2023-11-23 20:30:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:30:47,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:47,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:47,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:30:47,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:30:49,881 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_54| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~x~0#1_54| |ULTIMATE.start_main_~z~0#1|))) (and (<= (+ |v_ULTIMATE.start_main_~x~0#1_54| |c_ULTIMATE.start_main_~x~0#1|) .cse0) (<= 1 |v_ULTIMATE.start_main_~x~0#1_54|) (<= .cse0 9223372036854775807)))) is different from true [2023-11-23 20:30:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.