./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/color-magicseries1.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_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/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_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/color-magicseries1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/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_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/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 36e10b539b0c5593d108c5ae8d5aca590fa779f1bae4b76f536932feddfdfc87 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:58:15,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:58:15,560 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:58:15,567 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:58:15,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:58:15,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:58:15,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:58:15,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:58:15,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:58:15,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:58:15,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:58:15,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:58:15,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:58:15,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:58:15,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:58:15,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:58:15,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:58:15,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:58:15,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:58:15,612 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:58:15,612 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:58:15,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:58:15,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:58:15,612 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:58:15,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:58:15,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:58:15,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:58:15,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:15,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:58:15,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:58:15,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:58:15,613 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:58:15,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:58:15,616 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_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/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 -> 36e10b539b0c5593d108c5ae8d5aca590fa779f1bae4b76f536932feddfdfc87 [2024-11-13 20:58:15,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:58:16,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:58:16,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:58:16,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:58:16,010 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:58:16,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-nonlinear/color-magicseries1.c Unable to find full path for "g++" [2024-11-13 20:58:17,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:58:18,281 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:58:18,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/sv-benchmarks/c/floats-nonlinear/color-magicseries1.c [2024-11-13 20:58:18,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/data/41e76b12b/a4914c655dcd449ab7904b547b1b8f08/FLAGded552eb0 [2024-11-13 20:58:18,323 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/data/41e76b12b/a4914c655dcd449ab7904b547b1b8f08 [2024-11-13 20:58:18,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:58:18,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:58:18,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:18,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:58:18,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:58:18,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f475af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18, skipping insertion in model container [2024-11-13 20:58:18,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:58:18,588 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_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/sv-benchmarks/c/floats-nonlinear/color-magicseries1.c[613,626] [2024-11-13 20:58:18,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:18,637 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:58:18,649 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_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/sv-benchmarks/c/floats-nonlinear/color-magicseries1.c[613,626] [2024-11-13 20:58:18,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:58:18,695 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:58:18,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18 WrapperNode [2024-11-13 20:58:18,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:58:18,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:18,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:58:18,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:58:18,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,754 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 135 [2024-11-13 20:58:18,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:58:18,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:58:18,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:58:18,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:58:18,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:58:18,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:58:18,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:58:18,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:58:18,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:58:18" (1/1) ... [2024-11-13 20:58:18,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:58:18,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:58:18,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:58:18,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:58:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:58:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:58:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:58:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-11-13 20:58:18,864 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-11-13 20:58:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:58:18,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:58:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:58:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:58:18,949 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:58:18,952 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:58:19,309 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-13 20:58:19,311 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:58:19,414 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:58:19,415 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:58:19,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:19 BoogieIcfgContainer [2024-11-13 20:58:19,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:58:19,417 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:58:19,417 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:58:19,430 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:58:19,431 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:19" (1/1) ... [2024-11-13 20:58:19,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:58:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:19,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 20:58:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 20:58:19,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:58:19,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:19,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:19,908 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 20:58:19,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:19,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2024-11-13 20:58:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2024-11-13 20:58:19,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:58:19,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:20,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,132 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 20:58:20,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:20,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-11-13 20:58:20,181 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-13 20:58:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:58:20,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:20,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:58:20,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:20,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2024-11-13 20:58:20,331 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2024-11-13 20:58:20,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:58:20,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:20,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:20,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:20,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2024-11-13 20:58:20,452 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2024-11-13 20:58:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:58:20,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:20,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:58:20,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:20,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-11-13 20:58:20,632 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-13 20:58:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:58:20,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:20,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:58:20,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:20,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2024-11-13 20:58:20,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-11-13 20:58:20,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:58:20,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:20,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:58:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:21,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2024-11-13 20:58:21,138 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2024-11-13 20:58:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:58:21,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:21,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:58:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2024-11-13 20:58:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-11-13 20:58:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:58:21,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:21,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:21,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:58:22,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:22,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 59 transitions. [2024-11-13 20:58:22,148 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2024-11-13 20:58:22,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:58:22,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:22,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:58:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2024-11-13 20:58:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2024-11-13 20:58:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:58:22,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:22,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:58:22,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:22,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 60 transitions. [2024-11-13 20:58:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2024-11-13 20:58:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:58:22,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:22,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 20:58:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2024-11-13 20:58:23,729 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2024-11-13 20:58:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:58:23,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:23,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:58:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 70 transitions. [2024-11-13 20:58:24,056 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2024-11-13 20:58:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:58:24,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:24,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:24,187 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 53 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:58:24,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2024-11-13 20:58:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2024-11-13 20:58:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:58:24,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:24,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-13 20:58:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2024-11-13 20:58:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2024-11-13 20:58:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 20:58:25,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:25,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 20:58:25,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:25,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2024-11-13 20:58:25,569 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2024-11-13 20:58:25,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:25,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:25,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 92 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 20:58:25,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 59 states and 79 transitions. [2024-11-13 20:58:25,900 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2024-11-13 20:58:25,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:58:25,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:25,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 52 proven. 3 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-13 20:58:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2024-11-13 20:58:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2024-11-13 20:58:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:58:26,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:26,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 67 proven. 6 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-13 20:58:26,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2024-11-13 20:58:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2024-11-13 20:58:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:58:26,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:26,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:26,718 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:58:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:27,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:58:27,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:58:27,225 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2024-11-13 20:58:27,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:58:27 ImpRootNode [2024-11-13 20:58:27,293 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:58:27,294 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:58:27,295 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:58:27,295 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:58:27,295 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:58:19" (3/4) ... [2024-11-13 20:58:27,296 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 20:58:27,367 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:58:27,371 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:58:27,372 INFO L158 Benchmark]: Toolchain (without parser) took 9023.68ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 73.0MB in the end (delta: 21.9MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-11-13 20:58:27,372 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:27,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.39ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 83.3MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:58:27,373 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.91ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 81.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:27,373 INFO L158 Benchmark]: Boogie Preprocessor took 37.76ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.8MB in the end (delta: 885.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:27,375 INFO L158 Benchmark]: RCFGBuilder took 619.61ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 63.1MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:58:27,375 INFO L158 Benchmark]: CodeCheck took 7876.13ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 76.7MB in the end (delta: -13.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:27,376 INFO L158 Benchmark]: Witness Printer took 76.36ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 73.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:58:27,379 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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1383 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 129 mSDsluCounter, 491 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 987 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1840 IncrementalHoareTripleChecker+Invalid, 2827 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 987 mSolverCounterUnsat, 491 mSDtfsCounter, 1840 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4348 GetRequests, 4223 SyntacticMatches, 21 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3383 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 753 NumberOfCodeBlocks, 753 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 678 ConstructedInterpolants, 0 QuantifiedInterpolants, 837 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 1021/1142 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 - CounterExampleResult [Line: 20]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L56] int x, y, z, w; [L57] x = __VERIFIER_nondet_int() [L58] y = __VERIFIER_nondet_int() [L59] z = __VERIFIER_nondet_int() [L60] w = __VERIFIER_nondet_int() [L61] CALL, EXPR solve(x, y, z, w) [L44] CALL, EXPR check_domain(s0) VAL [\old(x)=2] [L28] COND TRUE x >= 0 && x <= 4 [L28] return 1; [L44] RET, EXPR check_domain(s0) VAL [s0=2, s1=0, s2=2, s3=0] [L44] EXPR check_domain(s0) && check_domain(s1) VAL [s0=2, s1=0, s2=2, s3=0] [L44] CALL, EXPR check_domain(s1) VAL [\old(x)=0] [L28] COND TRUE x >= 0 && x <= 4 [L28] return 1; [L44] RET, EXPR check_domain(s1) VAL [s0=2, s1=0, s2=2, s3=0] [L44] EXPR check_domain(s0) && check_domain(s1) VAL [s0=2, s1=0, s2=2, s3=0] [L44] EXPR check_domain(s0) && check_domain(s1) && check_domain(s2) VAL [s0=2, s1=0, s2=2, s3=0] [L44] CALL, EXPR check_domain(s2) VAL [\old(x)=2] [L28] COND TRUE x >= 0 && x <= 4 [L28] return 1; [L44] RET, EXPR check_domain(s2) VAL [s0=2, s1=0, s2=2, s3=0] [L44] EXPR check_domain(s0) && check_domain(s1) && check_domain(s2) VAL [s0=2, s1=0, s2=2, s3=0] [L44-L45] check_domain(s0) && check_domain(s1) && check_domain(s2) && check_domain(s3) VAL [s0=2, s1=0, s2=2, s3=0] [L45] CALL, EXPR check_domain(s3) VAL [\old(x)=0] [L28] COND TRUE x >= 0 && x <= 4 [L28] return 1; [L45] RET, EXPR check_domain(s3) VAL [s0=2, s1=0, s2=2, s3=0] [L44-L45] check_domain(s0) && check_domain(s1) && check_domain(s2) && check_domain(s3) VAL [s0=2, s1=0, s2=2, s3=0] [L44-L45] COND TRUE check_domain(s0) && check_domain(s1) && check_domain(s2) && check_domain(s3) [L46] CALL check_sum(s0, s1, s2, s3) [L33] int s[4] = {s0, s1, s2, s3}; [L34] int i = 0; VAL [i=0, s={348:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=0, j=0, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=0, j=1, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND TRUE s[j] == i [L37] sum++ [L36] j++ VAL [i=0, j=2, s={348:0}, sum=1] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=0, j=3, s={348:0}, sum=1] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND TRUE s[j] == i [L37] sum++ [L36] j++ VAL [i=0, j=4, s={348:0}, sum=2] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=0, s={348:0}, sum=2] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=1, s={348:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=1, j=0, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=1, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=2, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=3, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=1, j=4, s={348:0}, sum=0] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=1, s={348:0}, sum=0] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=2, s={348:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=2, j=0, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND TRUE s[j] == i [L37] sum++ [L36] j++ VAL [i=2, j=1, s={348:0}, sum=1] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=2, j=2, s={348:0}, sum=1] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND TRUE s[j] == i [L37] sum++ [L36] j++ VAL [i=2, j=3, s={348:0}, sum=2] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=2, j=4, s={348:0}, sum=2] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=2, s={348:0}, sum=2] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=3, s={348:0}] [L34] COND TRUE i < 4 [L35] int sum = 0; [L36] int j = 0; VAL [i=3, j=0, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=1, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=2, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=3, s={348:0}, sum=0] [L36] COND TRUE j < 4 [L37] EXPR s[j] [L37] COND FALSE !(s[j] == i) [L36] j++ VAL [i=3, j=4, s={348:0}, sum=0] [L36] COND FALSE !(j < 4) [L38] EXPR s[i] VAL [i=3, s={348:0}, sum=0] [L38] COND FALSE !(sum != s[i]) [L34] i++ VAL [i=4, s={348:0}] [L34] COND FALSE !(i < 4) [L40] return 1; [L33] int s[4] = {s0, s1, s2, s3}; [L40] return 1; VAL [\result=1] [L46] RET check_sum(s0, s1, s2, s3) [L46] COND TRUE check_sum(s0, s1, s2, s3) [L47] return 1; VAL [\result=1] [L61] RET, EXPR solve(x, y, z, w) [L61] CALL __VERIFIER_assert(!solve(x, y, z, w)) [L18] COND TRUE !(cond) [L20] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.39ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 83.3MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.91ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 81.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.76ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.8MB in the end (delta: 885.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 619.61ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 63.1MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 7876.13ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 76.7MB in the end (delta: -13.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 76.36ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 73.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 20:58:27,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d079ec2-d38e-4a81-a6e7-fd6b0e714dde/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE