./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/vnew1.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_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/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_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/vnew1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/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_6748998d-f246-4c51-be54-d2674ab59ccd/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 92c9725cc4c9709a9ab81826fb3481ef81541ab6f68244b6727f50e97bc0f0c0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:22:20,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:22:20,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:22:20,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:22:20,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:22:20,328 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:22:20,330 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:22:20,330 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:22:20,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:22:20,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:22:20,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:22:20,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:22:20,331 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:22:20,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:22:20,331 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:22:20,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:22:20,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:22:20,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:22:20,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:22:20,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:22:20,335 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:22:20,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:22:20,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:22:20,336 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:22:20,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:22:20,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:22:20,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:22:20,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:20,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:22:20,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:22:20,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:22:20,337 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:22:20,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:22:20,337 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_6748998d-f246-4c51-be54-d2674ab59ccd/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 -> 92c9725cc4c9709a9ab81826fb3481ef81541ab6f68244b6727f50e97bc0f0c0 [2024-11-13 23:22:20,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:22:20,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:22:20,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:22:20,749 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:22:20,749 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:22:20,751 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loops-crafted-1/vnew1.c Unable to find full path for "g++" [2024-11-13 23:22:22,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:22:23,158 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:22:23,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/sv-benchmarks/c/loops-crafted-1/vnew1.c [2024-11-13 23:22:23,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/data/b9d3a4b7d/468d0d2d8b3048799d9d80161c21365b/FLAGe5207b674 [2024-11-13 23:22:23,182 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/data/b9d3a4b7d/468d0d2d8b3048799d9d80161c21365b [2024-11-13 23:22:23,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:22:23,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:22:23,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:23,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:22:23,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:22:23,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3093b329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23, skipping insertion in model container [2024-11-13 23:22:23,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,208 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:22:23,377 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_6748998d-f246-4c51-be54-d2674ab59ccd/sv-benchmarks/c/loops-crafted-1/vnew1.c[403,416] [2024-11-13 23:22:23,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:23,411 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:22:23,423 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_6748998d-f246-4c51-be54-d2674ab59ccd/sv-benchmarks/c/loops-crafted-1/vnew1.c[403,416] [2024-11-13 23:22:23,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:23,455 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:22:23,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23 WrapperNode [2024-11-13 23:22:23,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:23,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:23,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:22:23,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:22:23,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,483 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2024-11-13 23:22:23,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:23,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:22:23,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:22:23,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:22:23,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,491 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:22:23,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:22:23,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:22:23,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:22:23,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:23,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:22:23,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:22:23,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6748998d-f246-4c51-be54-d2674ab59ccd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:22:23,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:22:23,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:22:23,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:22:23,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:22:23,647 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:22:23,649 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:22:23,773 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 23:22:23,773 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:22:23,824 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:22:23,824 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:22:23,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:23 BoogieIcfgContainer [2024-11-13 23:22:23,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:22:23,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:22:23,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:22:23,836 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:22:23,836 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:23" (1/1) ... [2024-11-13 23:22:23,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:22:23,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:23,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-13 23:22:23,907 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-13 23:22:23,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:22:23,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:23,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:24,732 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 23:22:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:24,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2024-11-13 23:22:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2024-11-13 23:22:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:22:24,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:24,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:25,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:26,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 16 states and 33 transitions. [2024-11-13 23:22:26,636 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 33 transitions. [2024-11-13 23:22:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:22:26,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:26,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:27,109 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 23:22:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 20 states and 47 transitions. [2024-11-13 23:22:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 47 transitions. [2024-11-13 23:22:28,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:22:28,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:28,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:22:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 21 states and 50 transitions. [2024-11-13 23:22:29,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 50 transitions. [2024-11-13 23:22:29,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:22:29,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:29,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:29,751 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:30,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 23 states and 57 transitions. [2024-11-13 23:22:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 57 transitions. [2024-11-13 23:22:30,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:22:30,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:30,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:31,780 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 23:22:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 26 states and 64 transitions. [2024-11-13 23:22:33,426 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 64 transitions. [2024-11-13 23:22:33,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:22:33,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:33,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:34,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:34,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 27 states and 68 transitions. [2024-11-13 23:22:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 68 transitions. [2024-11-13 23:22:34,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:22:34,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:34,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:40,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:40,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 32 states and 83 transitions. [2024-11-13 23:22:40,675 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 83 transitions. [2024-11-13 23:22:40,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:22:40,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:40,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:43,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 33 states and 88 transitions. [2024-11-13 23:22:43,082 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 88 transitions. [2024-11-13 23:22:43,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:22:43,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:43,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:48,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 36 states and 106 transitions. [2024-11-13 23:22:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 106 transitions. [2024-11-13 23:22:48,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:22:48,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:48,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 37 states and 112 transitions. [2024-11-13 23:22:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 112 transitions. [2024-11-13 23:22:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:22:51,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:51,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:52,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:01,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:01,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 44 states and 143 transitions. [2024-11-13 23:23:01,244 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 143 transitions. [2024-11-13 23:23:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:23:01,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:01,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:45,389 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:08,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:08,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 49 states and 164 transitions. [2024-11-13 23:24:08,604 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 164 transitions. [2024-11-13 23:24:08,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:24:08,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:08,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:10,564 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:15,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 50 states and 171 transitions. [2024-11-13 23:24:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 171 transitions. [2024-11-13 23:24:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:24:15,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:15,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:26:13,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:27:25,160 WARN L286 SmtUtils]: Spent 12.44s on a formula simplification. DAG size of input: 71 DAG size of output: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:29:17,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:20,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:20,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 51 states and 173 transitions. [2024-11-13 23:29:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 173 transitions. [2024-11-13 23:29:20,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:29:20,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:20,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:23,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:29:43,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:43,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 53 states and 176 transitions. [2024-11-13 23:29:43,491 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 176 transitions. [2024-11-13 23:29:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:29:43,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:43,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:47,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:32:17,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:32:18,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 57 states and 194 transitions. [2024-11-13 23:32:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 194 transitions. [2024-11-13 23:32:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:32:18,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:18,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:32:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:32:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:30,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 58 states and 201 transitions. [2024-11-13 23:32:30,966 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 201 transitions. [2024-11-13 23:32:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:32:30,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:30,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:32:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:40,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:37:35,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.88s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:37:37,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []