./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label21.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_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/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_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/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_30beda8c-8fd4-4582-b75c-8bc9e210c01c/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 d844f5f056e0756d76cce620ddef5d81b013b68e741e848d9617fc0c9c828b8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:39:09,612 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:39:09,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:39:09,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:39:09,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:39:09,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:39:09,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:39:09,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:39:09,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:39:09,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:39:09,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:39:09,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:39:09,731 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:39:09,731 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:39:09,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:39:09,731 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:39:09,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:39:09,731 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:39:09,731 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:39:09,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:39:09,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:09,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:39:09,734 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:39:09,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:39:09,734 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:39:09,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:39:09,734 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_30beda8c-8fd4-4582-b75c-8bc9e210c01c/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 -> d844f5f056e0756d76cce620ddef5d81b013b68e741e848d9617fc0c9c828b8e [2024-11-13 20:39:10,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:39:10,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:39:10,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:39:10,065 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:39:10,066 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:39:10,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label21.c Unable to find full path for "g++" [2024-11-13 20:39:12,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:39:12,433 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:39:12,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/sv-benchmarks/c/eca-rers2012/Problem14_label21.c [2024-11-13 20:39:12,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/data/db134e6b7/609514de9132437eb5194b6b7cca481a/FLAG0fd3c59b5 [2024-11-13 20:39:12,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/data/db134e6b7/609514de9132437eb5194b6b7cca481a [2024-11-13 20:39:12,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:39:12,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:39:12,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:12,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:39:12,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:39:12,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:12" (1/1) ... [2024-11-13 20:39:12,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f27962c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:12, skipping insertion in model container [2024-11-13 20:39:12,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:12" (1/1) ... [2024-11-13 20:39:12,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:39:12,776 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_30beda8c-8fd4-4582-b75c-8bc9e210c01c/sv-benchmarks/c/eca-rers2012/Problem14_label21.c[3617,3630] [2024-11-13 20:39:13,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:13,094 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:39:13,120 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_30beda8c-8fd4-4582-b75c-8bc9e210c01c/sv-benchmarks/c/eca-rers2012/Problem14_label21.c[3617,3630] [2024-11-13 20:39:13,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:13,324 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:39:13,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13 WrapperNode [2024-11-13 20:39:13,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:13,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:13,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:39:13,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:39:13,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,444 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 20:39:13,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:13,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:39:13,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:39:13,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:39:13,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:39:13,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:39:13,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:39:13,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:39:13,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:13" (1/1) ... [2024-11-13 20:39:13,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:13,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:39:13,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:39:13,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:39:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:39:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:39:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:39:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:39:13,703 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:39:13,705 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:39:15,312 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 20:39:15,312 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:39:20,429 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:39:20,429 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:39:20,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:20 BoogieIcfgContainer [2024-11-13 20:39:20,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:39:20,431 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:39:20,431 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:39:20,440 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:39:20,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:20" (1/1) ... [2024-11-13 20:39:20,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:39:20,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 20:39:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 20:39:20,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:39:20,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:20,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:20,714 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 20:39:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 20:39:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 20:39:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:39:20,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:20,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:42,766 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 20:39:43,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 20:39:43,061 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 20:39:43,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:39:43,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:43,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:23,606 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 20:40:24,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:24,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-11-13 20:40:24,112 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-11-13 20:40:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:40:24,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:24,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:47,312 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 20:40:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-13 20:40:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-13 20:40:47,633 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:40:47,633 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 20:40:47,642 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:40:47,937 INFO L77 FloydHoareUtils]: At program point L895(line 895) the Hoare annotation is: (or (not (= ~a24~0 1)) (not (= ~a15~0 6)) (not (= ~a21~0 8)) (< 0 (+ ~a12~0 43))) [2024-11-13 20:40:47,937 INFO L77 FloydHoareUtils]: At program point L112-1(lines 30 882) the Hoare annotation is: (or (not (= ~a24~0 1)) (not (= ~a15~0 6)) (not (= ~a21~0 8)) (< 0 (+ ~a12~0 43))) [2024-11-13 20:40:47,937 INFO L77 FloydHoareUtils]: At program point L115-1(lines 30 882) the Hoare annotation is: (or (not (= ~a24~0 1)) (not (= ~a15~0 6)) (not (= ~a21~0 8)) (< 0 (+ ~a12~0 43))) [2024-11-13 20:40:47,937 INFO L75 FloydHoareUtils]: For program point L116(line 116) no Hoare annotation was computed. [2024-11-13 20:40:47,937 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:40:47,937 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 116) no Hoare annotation was computed. [2024-11-13 20:40:47,937 INFO L77 FloydHoareUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2024-11-13 20:40:47,937 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:40:47,937 INFO L77 FloydHoareUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (not (= ~a24~0 1)) (not (= ~a15~0 6)) (not (= ~a21~0 8)) (< 0 (+ ~a12~0 43))) [2024-11-13 20:40:47,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:40:47 ImpRootNode [2024-11-13 20:40:47,957 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:40:47,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:40:47,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:40:47,958 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:40:47,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:20" (3/4) ... [2024-11-13 20:40:47,961 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:40:47,990 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 234 nodes and edges [2024-11-13 20:40:47,992 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-13 20:40:47,993 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:40:47,995 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:40:48,192 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:40:48,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:40:48,196 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:40:48,197 INFO L158 Benchmark]: Toolchain (without parser) took 95707.43ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 90.7MB in the beginning and 1.4GB in the end (delta: -1.4GB). Peak memory consumption was 318.0MB. Max. memory is 16.1GB. [2024-11-13 20:40:48,197 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:40:48,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.79ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 59.1MB in the end (delta: 31.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:40:48,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.56ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 49.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:48,198 INFO L158 Benchmark]: Boogie Preprocessor took 125.29ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 44.2MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:40:48,198 INFO L158 Benchmark]: RCFGBuilder took 6858.97ms. Allocated memory was 117.4MB in the beginning and 654.3MB in the end (delta: 536.9MB). Free memory was 43.8MB in the beginning and 487.1MB in the end (delta: -443.3MB). Peak memory consumption was 381.2MB. Max. memory is 16.1GB. [2024-11-13 20:40:48,199 INFO L158 Benchmark]: CodeCheck took 87526.23ms. Allocated memory was 654.3MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 487.1MB in the beginning and 1.5GB in the end (delta: -969.2MB). Peak memory consumption was 163.3MB. Max. memory is 16.1GB. [2024-11-13 20:40:48,199 INFO L158 Benchmark]: Witness Printer took 238.25ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.4GB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:40:48,205 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 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 87.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 102 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 200 IncrementalHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 42 mSDtfsCounter, 200 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 363 GetRequests, 331 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 85.2s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 307 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 21/34 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: 116]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Location Invariant Derived location invariant: ((((a24 != 1) || (a15 != 6)) || (a21 != 8)) || (0 < ((long long) a12 + 43))) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((((a24 != 1) || (a15 != 6)) || (a21 != 8)) || (0 < ((long long) a12 + 43))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.79ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 59.1MB in the end (delta: 31.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.56ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 49.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.29ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 44.2MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 6858.97ms. Allocated memory was 117.4MB in the beginning and 654.3MB in the end (delta: 536.9MB). Free memory was 43.8MB in the beginning and 487.1MB in the end (delta: -443.3MB). Peak memory consumption was 381.2MB. Max. memory is 16.1GB. * CodeCheck took 87526.23ms. Allocated memory was 654.3MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 487.1MB in the beginning and 1.5GB in the end (delta: -969.2MB). Peak memory consumption was 163.3MB. Max. memory is 16.1GB. * Witness Printer took 238.25ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.4GB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:40:48,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30beda8c-8fd4-4582-b75c-8bc9e210c01c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE