./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ss3f.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_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/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_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ss3f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/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_feda80d0-7496-4916-90ed-d7fc68e4fbe8/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 76ae16499864b13b3948e2270be5b31e7a14f523ef5d86d5f7c4d24360e8b13e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:57:35,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:57:35,823 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:57:35,830 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:57:35,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:57:35,858 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:57:35,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:57:35,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:57:35,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:57:35,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:57:35,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:57:35,859 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:57:35,859 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:57:35,860 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:57:35,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:57:35,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:57:35,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:57:35,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:57:35,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:35,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:57:35,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:57:35,861 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:57:35,861 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:57:35,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:57:35,862 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_feda80d0-7496-4916-90ed-d7fc68e4fbe8/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 -> 76ae16499864b13b3948e2270be5b31e7a14f523ef5d86d5f7c4d24360e8b13e [2024-11-13 21:57:36,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:57:36,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:57:36,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:57:36,163 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:57:36,164 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:57:36,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/ss3f.c Unable to find full path for "g++" [2024-11-13 21:57:38,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:57:38,415 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:57:38,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/sv-benchmarks/c/array-fpi/ss3f.c [2024-11-13 21:57:38,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/data/f8ac07ada/b38098ed2f9f498491332a93cfa9b97a/FLAGd92824a3c [2024-11-13 21:57:38,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/data/f8ac07ada/b38098ed2f9f498491332a93cfa9b97a [2024-11-13 21:57:38,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:57:38,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:57:38,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:38,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:57:38,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:57:38,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@436c24da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38, skipping insertion in model container [2024-11-13 21:57:38,451 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,466 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:57:38,605 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_feda80d0-7496-4916-90ed-d7fc68e4fbe8/sv-benchmarks/c/array-fpi/ss3f.c[587,600] [2024-11-13 21:57:38,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:38,640 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:57:38,650 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_feda80d0-7496-4916-90ed-d7fc68e4fbe8/sv-benchmarks/c/array-fpi/ss3f.c[587,600] [2024-11-13 21:57:38,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:38,674 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:57:38,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38 WrapperNode [2024-11-13 21:57:38,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:38,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:38,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:57:38,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:57:38,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,723 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2024-11-13 21:57:38,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:38,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:57:38,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:57:38,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:57:38,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:57:38,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:57:38,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:57:38,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:57:38,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:38" (1/1) ... [2024-11-13 21:57:38,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:38,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:57:38,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:57:38,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:57:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:57:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:57:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:57:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:57:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:57:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:57:38,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:57:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:57:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:57:38,950 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:57:38,953 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:57:39,181 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 21:57:39,181 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:57:39,234 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:57:39,234 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 21:57:39,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:39 BoogieIcfgContainer [2024-11-13 21:57:39,235 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:57:39,235 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:57:39,236 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:57:39,248 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:57:39,248 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:39" (1/1) ... [2024-11-13 21:57:39,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:57:39,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:39,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 21:57:39,314 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 21:57:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:57:39,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:39,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:39,602 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 21:57:39,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 21:57:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 21:57:39,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:57:39,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:39,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:39,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:57:40,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:40,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 21:57:40,008 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 21:57:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:57:40,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:40,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:40,094 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 21:57:40,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-13 21:57:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-13 21:57:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:57:40,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:40,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:40,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:57:40,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:40,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-11-13 21:57:40,362 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-11-13 21:57:40,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:57:40,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:40,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:40,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:57:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:40,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-11-13 21:57:40,548 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-11-13 21:57:40,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:57:40,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:40,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:57:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:57:40,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:57:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:57:40,765 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2024-11-13 21:57:40,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:57:40 ImpRootNode [2024-11-13 21:57:40,806 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:57:40,807 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:57:40,807 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:57:40,807 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:57:40,808 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:39" (3/4) ... [2024-11-13 21:57:40,808 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:57:40,849 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feda80d0-7496-4916-90ed-d7fc68e4fbe8/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:57:40,850 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:57:40,850 INFO L158 Benchmark]: Toolchain (without parser) took 2407.58ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 41.9MB in the end (delta: 51.1MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-11-13 21:57:40,851 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:57:40,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.04ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.2MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:57:40,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.59ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:57:40,852 INFO L158 Benchmark]: Boogie Preprocessor took 44.44ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.9MB in the end (delta: 792.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:57:40,852 INFO L158 Benchmark]: RCFGBuilder took 465.81ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 64.4MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:57:40,853 INFO L158 Benchmark]: CodeCheck took 1570.75ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 43.7MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-13 21:57:40,853 INFO L158 Benchmark]: Witness Printer took 42.83ms. Allocated memory is still 117.4MB. Free memory was 43.7MB in the beginning and 41.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:57:40,855 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, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 214 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 181 IncrementalHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 40 mSDtfsCounter, 181 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 465 GetRequests, 443 SyntacticMatches, 16 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 10/10 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: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long sum[1]; [L29] long long *a = malloc(sizeof(long long)*N); [L31] sum[0] = 0 [L32] i=0 VAL [N=1, a={4:0}, i=0, sum={6:0}] [L32] COND TRUE i