./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ecbe5f0ce97488539db604edfadf8e9064f15df8e290f20f11bd6c6bd2401ed2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:43,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:44,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:23:44,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:23:44,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:23:44,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:44,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:44,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:44,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:44,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:44,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:44,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:44,057 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:23:44,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:44,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:44,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:44,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:44,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:44,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:44,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:44,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:44,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:44,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:44,060 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:23:44,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:23:44,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecbe5f0ce97488539db604edfadf8e9064f15df8e290f20f11bd6c6bd2401ed2 [2024-11-13 23:23:44,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:44,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:44,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:44,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:44,373 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:44,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c Unable to find full path for "g++" [2024-11-13 23:23:46,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:46,667 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:46,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c [2024-11-13 23:23:46,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/data/d71013d51/eb26933241ca4aefb4c5d1cd55ac651a/FLAGfba72a02e [2024-11-13 23:23:46,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/data/d71013d51/eb26933241ca4aefb4c5d1cd55ac651a [2024-11-13 23:23:46,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:46,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:46,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:46,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:46,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:46,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:46" (1/1) ... [2024-11-13 23:23:46,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fa465b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:46, skipping insertion in model container [2024-11-13 23:23:46,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:46" (1/1) ... [2024-11-13 23:23:46,980 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:47,172 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c[520,533] [2024-11-13 23:23:47,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:47,207 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:47,221 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound100.c[520,533] [2024-11-13 23:23:47,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:47,249 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:47,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47 WrapperNode [2024-11-13 23:23:47,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:47,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:47,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:47,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:47,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,284 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-11-13 23:23:47,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:47,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:47,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:47,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:47,295 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:47,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:47,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:47,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:47,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:47,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:47,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:47,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:23:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:23:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:23:47,451 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:47,453 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:47,625 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:47,625 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:47,700 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:47,701 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:23:47,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:47 BoogieIcfgContainer [2024-11-13 23:23:47,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:47,706 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:47,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:47,718 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:47,718 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:47" (1/1) ... [2024-11-13 23:23:47,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:47,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:47,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-13 23:23:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-13 23:23:47,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:23:47,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:47,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2024-11-13 23:23:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2024-11-13 23:23:48,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:23:48,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:48,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:48,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:23:48,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2024-11-13 23:23:48,737 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2024-11-13 23:23:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:23:48,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:48,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:48,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:23:48,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:48,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:23:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:49,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2024-11-13 23:23:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2024-11-13 23:23:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:23:49,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:49,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:23:49,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:49,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 47 transitions. [2024-11-13 23:23:49,672 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2024-11-13 23:23:49,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:23:49,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:49,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:49,880 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:23:50,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:50,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 50 transitions. [2024-11-13 23:23:50,041 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2024-11-13 23:23:50,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:23:50,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:50,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:23:50,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 53 transitions. [2024-11-13 23:23:50,496 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-13 23:23:50,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:23:50,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:50,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 23:23:50,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:23:51,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:51,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 58 transitions. [2024-11-13 23:23:51,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-11-13 23:23:51,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:23:51,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:51,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 23:23:51,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 57 transitions. [2024-11-13 23:23:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2024-11-13 23:23:51,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 23:23:51,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:51,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:51,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:23:51,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:52,060 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 23:23:52,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:52,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 61 transitions. [2024-11-13 23:23:52,405 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2024-11-13 23:23:52,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:23:52,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:52,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 23:23:52,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:52,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 62 transitions. [2024-11-13 23:23:52,683 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-13 23:23:52,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 23:23:52,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:52,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,853 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 23:23:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 54 transitions. [2024-11-13 23:23:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-13 23:23:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 23:23:53,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:53,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:53,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 23:23:53,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:53,505 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 13 proven. 30 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 23:23:54,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 61 transitions. [2024-11-13 23:23:54,222 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2024-11-13 23:23:54,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 23:23:54,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:54,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:54,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 23:23:54,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 15 proven. 35 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-13 23:23:54,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:54,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 65 transitions. [2024-11-13 23:23:54,885 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2024-11-13 23:23:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 23:23:54,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:54,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:55,048 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-13 23:23:55,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:55,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 66 transitions. [2024-11-13 23:23:55,215 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-13 23:23:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 23:23:55,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:55,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:55,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 23:23:55,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:55,943 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 20 proven. 24 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-13 23:23:56,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:56,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 44 states and 73 transitions. [2024-11-13 23:23:56,774 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2024-11-13 23:23:56,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 23:23:56,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:56,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:56,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:23:56,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 21 proven. 58 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-13 23:23:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 77 transitions. [2024-11-13 23:23:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2024-11-13 23:23:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 23:23:57,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:57,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:57,681 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 59 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-11-13 23:23:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:57,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 78 transitions. [2024-11-13 23:23:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2024-11-13 23:23:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 23:23:57,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:57,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:57,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 23:23:57,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 25 proven. 79 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-13 23:23:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 50 states and 85 transitions. [2024-11-13 23:23:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2024-11-13 23:23:59,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 23:23:59,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:59,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:59,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:23:59,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:00,425 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 28 proven. 46 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-13 23:24:00,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 89 transitions. [2024-11-13 23:24:00,930 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2024-11-13 23:24:00,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 23:24:00,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:00,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-13 23:24:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 90 transitions. [2024-11-13 23:24:01,316 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2024-11-13 23:24:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 23:24:01,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:01,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:01,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 23:24:01,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:02,649 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 31 proven. 111 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-13 23:24:03,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:03,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 97 transitions. [2024-11-13 23:24:03,429 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-11-13 23:24:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 23:24:03,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:03,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:03,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 23:24:03,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:04,303 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 33 proven. 119 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-13 23:24:04,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 101 transitions. [2024-11-13 23:24:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2024-11-13 23:24:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-13 23:24:04,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:04,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 95 proven. 7 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2024-11-13 23:24:05,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 102 transitions. [2024-11-13 23:24:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 102 transitions. [2024-11-13 23:24:05,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 23:24:05,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:05,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:05,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-13 23:24:05,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 37 proven. 148 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-13 23:24:07,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 109 transitions. [2024-11-13 23:24:07,457 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2024-11-13 23:24:07,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 23:24:07,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:07,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:07,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 23:24:07,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 40 proven. 99 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-13 23:24:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 113 transitions. [2024-11-13 23:24:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 113 transitions. [2024-11-13 23:24:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 23:24:08,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:08,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:08,431 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 113 proven. 7 refuted. 0 times theorem prover too weak. 867 trivial. 0 not checked. [2024-11-13 23:24:08,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:08,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 114 transitions. [2024-11-13 23:24:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2024-11-13 23:24:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-13 23:24:08,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:08,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:08,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:08,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-13 23:24:08,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 43 proven. 190 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-13 23:24:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 121 transitions. [2024-11-13 23:24:11,671 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 121 transitions. [2024-11-13 23:24:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-13 23:24:11,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:11,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:11,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 23:24:11,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:12,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 46 proven. 133 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-13 23:24:12,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:12,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 69 states and 125 transitions. [2024-11-13 23:24:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 125 transitions. [2024-11-13 23:24:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 23:24:12,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:12,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 131 proven. 7 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2024-11-13 23:24:12,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:12,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 126 transitions. [2024-11-13 23:24:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 126 transitions. [2024-11-13 23:24:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-13 23:24:12,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:12,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:13,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-13 23:24:13,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:15,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 49 proven. 237 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-13 23:24:16,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:16,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 74 states and 133 transitions. [2024-11-13 23:24:16,180 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 133 transitions. [2024-11-13 23:24:16,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-13 23:24:16,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:16,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:16,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 23:24:16,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:16,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1524 backedges. 52 proven. 172 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 23:24:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:17,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 75 states and 137 transitions. [2024-11-13 23:24:17,224 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 137 transitions. [2024-11-13 23:24:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-13 23:24:17,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:17,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:17,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 149 proven. 7 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2024-11-13 23:24:17,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:17,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 76 states and 138 transitions. [2024-11-13 23:24:17,594 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 138 transitions. [2024-11-13 23:24:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-13 23:24:17,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:17,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:17,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-11-13 23:24:17,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 56 proven. 207 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-13 23:24:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:21,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 145 transitions. [2024-11-13 23:24:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 145 transitions. [2024-11-13 23:24:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-13 23:24:21,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:21,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:21,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-13 23:24:21,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 57 proven. 301 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-13 23:24:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 81 states and 149 transitions. [2024-11-13 23:24:22,581 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 149 transitions. [2024-11-13 23:24:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-13 23:24:22,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:22,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:22,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 167 proven. 7 refuted. 0 times theorem prover too weak. 1851 trivial. 0 not checked. [2024-11-13 23:24:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:22,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 82 states and 150 transitions. [2024-11-13 23:24:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 150 transitions. [2024-11-13 23:24:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 23:24:22,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:22,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:23,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-13 23:24:23,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 61 proven. 346 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-13 23:24:30,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:30,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 247 transitions. [2024-11-13 23:24:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 247 transitions. [2024-11-13 23:24:30,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-13 23:24:30,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:30,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:30,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-13 23:24:30,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:32,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2313 backedges. 63 proven. 359 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-13 23:24:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:34,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 136 states and 251 transitions. [2024-11-13 23:24:34,439 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 251 transitions. [2024-11-13 23:24:34,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-13 23:24:34,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:34,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 185 proven. 7 refuted. 0 times theorem prover too weak. 2261 trivial. 0 not checked. [2024-11-13 23:24:34,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:34,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 137 states and 252 transitions. [2024-11-13 23:24:34,918 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 252 transitions. [2024-11-13 23:24:34,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-13 23:24:34,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:34,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2620 backedges. 101 proven. 275 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:24:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:39,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 65 states and 109 transitions. [2024-11-13 23:24:39,578 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 109 transitions. [2024-11-13 23:24:39,602 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:24:39,602 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2024-11-13 23:24:39,611 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:24:40,995 INFO L77 FloydHoareUtils]: At program point L33(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-13 23:24:40,995 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:24:40,996 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-13 23:24:40,998 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: (or (and (not (and (= 9 |ULTIMATE.start_main_~s~0#1|) (= 2 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 1) (= |ULTIMATE.start_main_~s~0#1| 4))) (not (and (= |ULTIMATE.start_main_~s~0#1| 121) (= |ULTIMATE.start_main_~a~0#1| 10))) (not (and (= |ULTIMATE.start_main_~s~0#1| 36) (= 5 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 8) (= 81 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 25) (= |ULTIMATE.start_main_~a~0#1| 4))) (not (and (= 16 |ULTIMATE.start_main_~s~0#1|) (= 3 |ULTIMATE.start_main_~a~0#1|))) (not (and (= 7 |ULTIMATE.start_main_~a~0#1|) (= 64 |ULTIMATE.start_main_~s~0#1|))) (not (and (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1))) (not (and (= 49 |ULTIMATE.start_main_~s~0#1|) (= 6 |ULTIMATE.start_main_~a~0#1|))) (not (and (= |ULTIMATE.start_main_~s~0#1| 100) (= 9 |ULTIMATE.start_main_~a~0#1|)))) (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|)))) [2024-11-13 23:24:40,998 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-13 23:24:40,998 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~s~0#1| 4) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|))) [2024-11-13 23:24:40,998 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:24:40,998 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 42) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~s~0#1| 1)) (= |ULTIMATE.start_main_~t~0#1| 1) (= |ULTIMATE.start_main_~a~0#1| 0))) [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point L30-3(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 23:24:40,999 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-13 23:24:41,000 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-13 23:24:41,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:24:41 ImpRootNode [2024-11-13 23:24:41,022 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:24:41,023 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:24:41,023 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:24:41,023 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:24:41,027 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:47" (3/4) ... [2024-11-13 23:24:41,030 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:24:41,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 23:24:41,039 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 23:24:41,041 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 23:24:41,041 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:24:41,041 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:24:41,135 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:24:41,136 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:24:41,136 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:24:41,140 INFO L158 Benchmark]: Toolchain (without parser) took 54187.63ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 119.2MB in the beginning and 169.5MB in the end (delta: -50.2MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. [2024-11-13 23:24:41,140 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:24:41,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.32ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:24:41,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.08ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:24:41,141 INFO L158 Benchmark]: Boogie Preprocessor took 28.50ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 106.2MB in the end (delta: 574.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:24:41,142 INFO L158 Benchmark]: RCFGBuilder took 390.42ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 93.3MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:24:41,142 INFO L158 Benchmark]: CodeCheck took 53315.81ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 93.3MB in the beginning and 173.0MB in the end (delta: -79.7MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. [2024-11-13 23:24:41,142 INFO L158 Benchmark]: Witness Printer took 114.53ms. Allocated memory is still 327.2MB. Free memory was 173.0MB in the beginning and 169.5MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:24:41,145 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 51.9s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1942 SdHoareTripleChecker+Valid, 49.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 966 mSDsluCounter, 2401 SdHoareTripleChecker+Invalid, 43.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1456 mSDsCounter, 8877 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17621 IncrementalHoareTripleChecker+Invalid, 26498 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8877 mSolverCounterUnsat, 945 mSDtfsCounter, 17621 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21623 GetRequests, 20439 SyntacticMatches, 846 SemanticMatches, 338 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98533 ImplicationChecksByTransitivity, 37.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 21.7s InterpolantComputationTime, 3674 NumberOfCodeBlocks, 3674 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 3635 ConstructedInterpolants, 0 QuantifiedInterpolants, 11067 SizeOfPredicates, 43 NumberOfNonLiveVariables, 5027 ConjunctsInSsa, 856 ConjunctsInUnsatCore, 39 InterpolantComputations, 3 PerfectInterpolantSequences, 27932/31018 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: !(((s != 1) && (t == 1)) && (a == 0)) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.32ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.08ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.50ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 106.2MB in the end (delta: 574.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 390.42ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 93.3MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 53315.81ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 93.3MB in the beginning and 173.0MB in the end (delta: -79.7MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. * Witness Printer took 114.53ms. Allocated memory is still 327.2MB. Free memory was 173.0MB in the beginning and 169.5MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 23:24:41,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1d8bb5-5a25-4437-89e6-944d42032b45/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE