./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/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_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm --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 98369d9212fd3855c7312ce1f4a6a94601b6c04438d46f463a4c8e55ff4dc367 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:51:48,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:51:48,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:51:48,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:51:48,198 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:51:48,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:51:48,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:51:48,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:51:48,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:51:48,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:51:48,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:51:48,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:51:48,228 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:51:48,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:51:48,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:51:48,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:51:48,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:51:48,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:51:48,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:51:48,229 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:51:48,229 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:51:48,229 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:51:48,229 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:51:48,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:51:48,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:51:48,230 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:51:48,230 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:51:48,230 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:51:48,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:51:48,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:48,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:51:48,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:51:48,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:51:48,232 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:51:48,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:51:48,232 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_1b8b772b-4f5f-461e-874a-3395649aa110/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 ! 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 -> 98369d9212fd3855c7312ce1f4a6a94601b6c04438d46f463a4c8e55ff4dc367 [2024-11-13 16:51:48,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:51:48,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:51:48,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:51:48,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:51:48,654 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:51:48,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.c Unable to find full path for "g++" [2024-11-13 16:51:50,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:51:50,919 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:51:50,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound50.c [2024-11-13 16:51:50,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/data/0d327f4e1/ca1213e1c6664013bc0d676c01e066c4/FLAGc1669e044 [2024-11-13 16:51:50,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/data/0d327f4e1/ca1213e1c6664013bc0d676c01e066c4 [2024-11-13 16:51:50,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:51:50,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:51:50,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:50,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:51:50,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:51:50,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:50" (1/1) ... [2024-11-13 16:51:50,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442f2c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:50, skipping insertion in model container [2024-11-13 16:51:50,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:50" (1/1) ... [2024-11-13 16:51:50,993 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:51:51,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:51,209 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:51:51,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:51,247 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:51:51,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51 WrapperNode [2024-11-13 16:51:51,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:51,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:51,250 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:51:51,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:51:51,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,283 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2024-11-13 16:51:51,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:51,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:51:51,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:51:51,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:51:51,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:51:51,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:51:51,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:51:51,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:51:51,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:51,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:51:51,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:51:51,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:51:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:51:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:51:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:51:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:51:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:51:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:51:51,455 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:51:51,457 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:51:51,608 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 16:51:51,608 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:51:51,636 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:51:51,637 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:51:51,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:51 BoogieIcfgContainer [2024-11-13 16:51:51,637 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:51:51,638 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:51:51,638 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:51:51,648 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:51:51,649 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:51" (1/1) ... [2024-11-13 16:51:51,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:51:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 16:51:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 16:51:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:51:51,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:51,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:51,936 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 16:51:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:51,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-13 16:51:51,996 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-13 16:51:51,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:51:51,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:51,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:52,109 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 16:51:52,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:52,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-13 16:51:52,139 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-13 16:51:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:51:52,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:52,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:52,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:51:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 16:51:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 16:51:52,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 16:51:52,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:52,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:52,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:51:53,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2024-11-13 16:51:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-13 16:51:53,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:51:53,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:53,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:53,476 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:51:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:53,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 27 transitions. [2024-11-13 16:51:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-11-13 16:51:53,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:51:53,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:53,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:53,955 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:51:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 36 transitions. [2024-11-13 16:51:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-13 16:51:54,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 16:51:54,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:54,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:51:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:55,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 45 transitions. [2024-11-13 16:51:55,241 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-13 16:51:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:51:55,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:55,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:51:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 54 transitions. [2024-11-13 16:51:56,163 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2024-11-13 16:51:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 16:51:56,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:56,682 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 16:51:57,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:57,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 63 transitions. [2024-11-13 16:51:57,271 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2024-11-13 16:51:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 16:51:57,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:57,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:57,782 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:51:58,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 53 states and 72 transitions. [2024-11-13 16:51:58,451 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2024-11-13 16:51:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 16:51:58,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:58,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:59,017 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 16:51:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 59 states and 81 transitions. [2024-11-13 16:51:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2024-11-13 16:51:59,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:51:59,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:59,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:00,325 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 16:52:01,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 90 transitions. [2024-11-13 16:52:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2024-11-13 16:52:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 16:52:01,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:01,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-13 16:52:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 99 transitions. [2024-11-13 16:52:02,604 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2024-11-13 16:52:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 16:52:02,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-13 16:52:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 77 states and 108 transitions. [2024-11-13 16:52:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2024-11-13 16:52:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 16:52:04,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:04,842 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 363 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-13 16:52:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:05,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 117 transitions. [2024-11-13 16:52:05,572 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-11-13 16:52:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 16:52:05,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:05,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:06,290 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-13 16:52:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 126 transitions. [2024-11-13 16:52:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2024-11-13 16:52:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-13 16:52:07,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:07,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 0 proven. 507 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 16:52:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 135 transitions. [2024-11-13 16:52:08,589 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2024-11-13 16:52:08,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-13 16:52:08,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:08,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:09,433 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 588 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-13 16:52:10,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:10,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 144 transitions. [2024-11-13 16:52:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2024-11-13 16:52:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 16:52:10,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:10,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-13 16:52:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:12,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 107 states and 153 transitions. [2024-11-13 16:52:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 153 transitions. [2024-11-13 16:52:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-13 16:52:12,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:13,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 768 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-13 16:52:15,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:15,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 113 states and 162 transitions. [2024-11-13 16:52:15,222 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 162 transitions. [2024-11-13 16:52:15,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-13 16:52:15,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:15,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:16,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1139 backedges. 0 proven. 867 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-11-13 16:52:17,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:17,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 119 states and 171 transitions. [2024-11-13 16:52:17,670 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2024-11-13 16:52:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-13 16:52:17,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:17,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:18,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 972 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-11-13 16:52:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 125 states and 180 transitions. [2024-11-13 16:52:20,257 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2024-11-13 16:52:20,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-13 16:52:20,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:20,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1425 backedges. 0 proven. 1083 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-13 16:52:22,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:22,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 131 states and 189 transitions. [2024-11-13 16:52:22,561 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2024-11-13 16:52:22,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-13 16:52:22,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:22,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1200 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 16:52:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 137 states and 198 transitions. [2024-11-13 16:52:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2024-11-13 16:52:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-13 16:52:24,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:24,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1743 backedges. 0 proven. 1323 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-13 16:52:27,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:27,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 143 states and 207 transitions. [2024-11-13 16:52:27,259 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 207 transitions. [2024-11-13 16:52:27,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-13 16:52:27,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:27,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:28,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1914 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-11-13 16:52:30,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:30,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 149 states and 216 transitions. [2024-11-13 16:52:30,094 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 216 transitions. [2024-11-13 16:52:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-13 16:52:30,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:30,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 1587 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2024-11-13 16:52:32,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 155 states and 225 transitions. [2024-11-13 16:52:32,408 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 225 transitions. [2024-11-13 16:52:32,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-13 16:52:32,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:32,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:33,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2280 backedges. 0 proven. 1728 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-11-13 16:52:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:34,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 161 states and 234 transitions. [2024-11-13 16:52:34,977 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 234 transitions. [2024-11-13 16:52:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-13 16:52:34,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:34,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:36,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2475 backedges. 0 proven. 1875 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-11-13 16:52:37,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 167 states and 243 transitions. [2024-11-13 16:52:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 243 transitions. [2024-11-13 16:52:37,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-13 16:52:37,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:37,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:39,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2678 backedges. 0 proven. 2028 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2024-11-13 16:52:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:40,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 173 states and 252 transitions. [2024-11-13 16:52:40,512 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2024-11-13 16:52:40,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-13 16:52:40,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:40,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2889 backedges. 0 proven. 2187 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2024-11-13 16:52:42,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:42,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 179 states and 261 transitions. [2024-11-13 16:52:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 261 transitions. [2024-11-13 16:52:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-13 16:52:42,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:42,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3108 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2024-11-13 16:52:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:45,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 185 states and 270 transitions. [2024-11-13 16:52:45,582 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 270 transitions. [2024-11-13 16:52:45,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-13 16:52:45,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:45,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3335 backedges. 0 proven. 2523 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2024-11-13 16:52:48,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:48,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 191 states and 279 transitions. [2024-11-13 16:52:48,720 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 279 transitions. [2024-11-13 16:52:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-13 16:52:48,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:48,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 2700 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-11-13 16:52:51,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 197 states and 288 transitions. [2024-11-13 16:52:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 288 transitions. [2024-11-13 16:52:51,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-13 16:52:51,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:51,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:53,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3813 backedges. 0 proven. 2883 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-13 16:52:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 203 states and 297 transitions. [2024-11-13 16:52:55,266 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 297 transitions. [2024-11-13 16:52:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-13 16:52:55,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:55,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4064 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2024-11-13 16:52:58,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:58,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 209 states and 306 transitions. [2024-11-13 16:52:58,851 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 306 transitions. [2024-11-13 16:52:58,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-13 16:52:58,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:58,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4323 backedges. 0 proven. 3267 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2024-11-13 16:53:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:02,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 215 states and 315 transitions. [2024-11-13 16:53:02,191 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 315 transitions. [2024-11-13 16:53:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-13 16:53:02,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:02,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:04,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4590 backedges. 0 proven. 3468 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2024-11-13 16:53:06,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:06,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 221 states and 324 transitions. [2024-11-13 16:53:06,463 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2024-11-13 16:53:06,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-13 16:53:06,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:06,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4865 backedges. 0 proven. 3675 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2024-11-13 16:53:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 227 states and 333 transitions. [2024-11-13 16:53:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2024-11-13 16:53:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-11-13 16:53:10,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:10,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:12,580 INFO L134 CoverageAnalysis]: Checked inductivity of 5148 backedges. 0 proven. 3888 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2024-11-13 16:53:14,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:14,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 233 states and 342 transitions. [2024-11-13 16:53:14,093 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 342 transitions. [2024-11-13 16:53:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-13 16:53:14,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:14,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:16,394 INFO L134 CoverageAnalysis]: Checked inductivity of 5439 backedges. 0 proven. 4107 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2024-11-13 16:53:17,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:17,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 239 states and 351 transitions. [2024-11-13 16:53:17,968 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 351 transitions. [2024-11-13 16:53:17,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 16:53:17,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:17,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 5738 backedges. 0 proven. 4332 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2024-11-13 16:53:21,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:21,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 245 states and 360 transitions. [2024-11-13 16:53:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 360 transitions. [2024-11-13 16:53:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2024-11-13 16:53:21,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:21,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:25,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6045 backedges. 0 proven. 4563 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2024-11-13 16:53:26,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:26,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 251 states and 369 transitions. [2024-11-13 16:53:26,970 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 369 transitions. [2024-11-13 16:53:26,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-11-13 16:53:26,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:26,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:29,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6360 backedges. 0 proven. 4800 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-13 16:53:31,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 257 states and 378 transitions. [2024-11-13 16:53:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 378 transitions. [2024-11-13 16:53:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-11-13 16:53:31,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:31,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 0 proven. 5043 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2024-11-13 16:53:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 263 states and 387 transitions. [2024-11-13 16:53:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 387 transitions. [2024-11-13 16:53:36,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2024-11-13 16:53:36,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:36,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 7014 backedges. 0 proven. 5292 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2024-11-13 16:53:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 269 states and 396 transitions. [2024-11-13 16:53:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 396 transitions. [2024-11-13 16:53:42,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2024-11-13 16:53:42,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:42,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 7353 backedges. 0 proven. 5547 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2024-11-13 16:53:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 275 states and 405 transitions. [2024-11-13 16:53:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 405 transitions. [2024-11-13 16:53:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2024-11-13 16:53:48,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:48,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:53,085 INFO L134 CoverageAnalysis]: Checked inductivity of 7700 backedges. 0 proven. 5808 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2024-11-13 16:53:55,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 281 states and 414 transitions. [2024-11-13 16:53:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 414 transitions. [2024-11-13 16:53:55,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2024-11-13 16:53:55,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8055 backedges. 0 proven. 6075 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2024-11-13 16:54:01,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:01,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 287 states and 423 transitions. [2024-11-13 16:54:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 423 transitions. [2024-11-13 16:54:01,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2024-11-13 16:54:01,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:01,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:05,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8418 backedges. 0 proven. 6348 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2024-11-13 16:54:07,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:07,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 293 states and 432 transitions. [2024-11-13 16:54:07,026 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2024-11-13 16:54:07,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2024-11-13 16:54:07,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:07,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8789 backedges. 0 proven. 6627 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2024-11-13 16:54:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 299 states and 441 transitions. [2024-11-13 16:54:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 441 transitions. [2024-11-13 16:54:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2024-11-13 16:54:13,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:13,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:17,140 INFO L134 CoverageAnalysis]: Checked inductivity of 9168 backedges. 0 proven. 6912 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2024-11-13 16:54:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:19,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 305 states and 450 transitions. [2024-11-13 16:54:19,236 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 450 transitions. [2024-11-13 16:54:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2024-11-13 16:54:19,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:19,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 9555 backedges. 0 proven. 7203 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2024-11-13 16:54:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 311 states and 459 transitions. [2024-11-13 16:54:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 459 transitions. [2024-11-13 16:54:25,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2024-11-13 16:54:25,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:25,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9950 backedges. 0 proven. 7500 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2024-11-13 16:54:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:32,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 317 states and 468 transitions. [2024-11-13 16:54:32,064 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 468 transitions. [2024-11-13 16:54:32,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-11-13 16:54:32,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:32,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:47,394 INFO L134 CoverageAnalysis]: Checked inductivity of 10353 backedges. 7554 proven. 249 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2024-11-13 16:54:48,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 311 states and 459 transitions. [2024-11-13 16:54:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 459 transitions. [2024-11-13 16:54:48,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:54:48,323 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2024-11-13 16:54:48,334 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-13 16:54:49,085 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) the Hoare annotation is: true [2024-11-13 16:54:49,085 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L33-1(line 33) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L33-2(line 33) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L33-3(lines 33 43) the Hoare annotation is: (or (<= ~counter~0 1) (< 49 |ULTIMATE.start_main_#t~post6#1|) (and (not (= |ULTIMATE.start_main_#t~post6#1| 0)) (<= ~counter~0 50))) [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L33-5(lines 33 43) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L33-6(lines 33 43) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L34(line 34) the Hoare annotation is: (<= ~counter~0 50) [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L34-1(lines 33 43) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point L47-1(line 47) the Hoare annotation is: true [2024-11-13 16:54:49,086 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 15 21) the Hoare annotation is: true [2024-11-13 16:54:49,087 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 21) the Hoare annotation is: true [2024-11-13 16:54:49,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:54:49 ImpRootNode [2024-11-13 16:54:49,105 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:54:49,106 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:54:49,106 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:54:49,106 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:54:49,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:51" (3/4) ... [2024-11-13 16:54:49,109 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:54:49,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 16:54:49,117 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-13 16:54:49,117 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 16:54:49,117 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:54:49,117 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:54:49,212 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:54:49,213 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:54:49,214 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:54:49,215 INFO L158 Benchmark]: Toolchain (without parser) took 178253.30ms. Allocated memory was 117.4MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 93.3MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 424.2MB. Max. memory is 16.1GB. [2024-11-13 16:54:49,215 INFO L158 Benchmark]: CDTParser took 1.07ms. Allocated memory is still 83.9MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:54:49,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.64ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.1MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:54:49,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.85ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:54:49,216 INFO L158 Benchmark]: Boogie Preprocessor took 23.04ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.5MB in the end (delta: 427.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:54:49,217 INFO L158 Benchmark]: RCFGBuilder took 327.78ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 69.6MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:54:49,217 INFO L158 Benchmark]: CodeCheck took 177467.05ms. Allocated memory was 117.4MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 69.6MB in the beginning and 2.3GB in the end (delta: -2.3GB). Peak memory consumption was 399.1MB. Max. memory is 16.1GB. [2024-11-13 16:54:49,218 INFO L158 Benchmark]: Witness Printer took 108.28ms. Allocated memory is still 2.8GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:54:49,220 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 176.7s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9592 SdHoareTripleChecker+Valid, 61.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8638 mSDsluCounter, 11407 SdHoareTripleChecker+Invalid, 51.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5679 mSDsCounter, 9924 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35326 IncrementalHoareTripleChecker+Invalid, 45250 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9924 mSolverCounterUnsat, 5728 mSDtfsCounter, 35326 mSolverCounterSat, 1.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 71721 GetRequests, 63334 SyntacticMatches, 7761 SemanticMatches, 626 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245858 ImplicationChecksByTransitivity, 88.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 104.1s InterpolantComputationTime, 10849 NumberOfCodeBlocks, 10849 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 10794 ConstructedInterpolants, 0 QuantifiedInterpolants, 27268 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 2 PerfectInterpolantSequences, 51760/180792 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: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - ProcedureContractResult [Line: 15]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07ms. Allocated memory is still 83.9MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.64ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.1MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.85ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.04ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.5MB in the end (delta: 427.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 327.78ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 69.6MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 177467.05ms. Allocated memory was 117.4MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 69.6MB in the beginning and 2.3GB in the end (delta: -2.3GB). Peak memory consumption was 399.1MB. Max. memory is 16.1GB. * Witness Printer took 108.28ms. Allocated memory is still 2.8GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:54:49,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b8b772b-4f5f-461e-874a-3395649aa110/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