./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/condmf.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_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/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_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/condmf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/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_94435d9c-a839-4b48-81e0-cb90a6bd5768/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 8b6b1727c7f27bf18b238c3c1fb010948773bc04ec7ceea86889167b58abd536 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:51:43,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:51:43,432 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:51:43,438 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:51:43,438 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:51:43,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:51:43,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:51:43,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:51:43,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:51:43,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:51:43,493 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:51:43,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:51:43,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:51:43,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:51:43,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:51:43,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:51:43,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:51:43,496 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:51:43,496 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:51:43,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:51:43,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:51:43,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:51:43,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:51:43,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:51:43,497 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:51:43,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:51:43,498 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_94435d9c-a839-4b48-81e0-cb90a6bd5768/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 -> 8b6b1727c7f27bf18b238c3c1fb010948773bc04ec7ceea86889167b58abd536 [2024-11-13 21:51:43,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:51:43,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:51:43,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:51:43,936 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:51:43,936 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:51:43,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/condmf.c Unable to find full path for "g++" [2024-11-13 21:51:46,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:51:46,788 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:51:46,789 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/sv-benchmarks/c/array-fpi/condmf.c [2024-11-13 21:51:46,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/data/e0e9e3964/a028eab45f3d41b3b5557da57b555cf7/FLAG5ad961c5b [2024-11-13 21:51:47,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/data/e0e9e3964/a028eab45f3d41b3b5557da57b555cf7 [2024-11-13 21:51:47,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:51:47,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:51:47,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:51:47,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:51:47,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:51:47,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696d9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47, skipping insertion in model container [2024-11-13 21:51:47,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:51:47,272 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_94435d9c-a839-4b48-81e0-cb90a6bd5768/sv-benchmarks/c/array-fpi/condmf.c[589,602] [2024-11-13 21:51:47,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:51:47,303 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:51:47,317 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_94435d9c-a839-4b48-81e0-cb90a6bd5768/sv-benchmarks/c/array-fpi/condmf.c[589,602] [2024-11-13 21:51:47,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:51:47,344 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:51:47,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47 WrapperNode [2024-11-13 21:51:47,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:51:47,346 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:51:47,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:51:47,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:51:47,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,385 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-11-13 21:51:47,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:51:47,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:51:47,387 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:51:47,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:51:47,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:51:47,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:51:47,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:51:47,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:51:47,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:47,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:51:47,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:51:47,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:51:47,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:51:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:51:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:51:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:51:47,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:51:47,622 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:51:47,624 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:51:47,877 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 21:51:47,877 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:51:47,999 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:51:47,999 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 21:51:48,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:51:47 BoogieIcfgContainer [2024-11-13 21:51:48,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:51:48,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:51:48,001 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:51:48,014 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:51:48,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:51:47" (1/1) ... [2024-11-13 21:51:48,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:51:48,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:48,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 21:51:48,108 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 21:51:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:51:48,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:48,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:48,504 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 21:51:48,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:48,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 21:51:48,600 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 21:51:48,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:51:48,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:48,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:48,860 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 21:51:48,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:48,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 21:51:48,982 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 21:51:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:51:48,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:48,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:51:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:51:49,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:51:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:51:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:51:49,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:51:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:51:49,316 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 21:51:49,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:51:49 ImpRootNode [2024-11-13 21:51:49,351 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:51:49,352 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:51:49,352 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:51:49,352 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:51:49,353 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:51:47" (3/4) ... [2024-11-13 21:51:49,354 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:51:49,396 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:51:49,396 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:51:49,398 INFO L158 Benchmark]: Toolchain (without parser) took 2337.09ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 81.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-13 21:51:49,398 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:51:49,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.83ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:51:49,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.84ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:51:49,400 INFO L158 Benchmark]: Boogie Preprocessor took 44.10ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.5MB in the end (delta: 724.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:51:49,400 INFO L158 Benchmark]: RCFGBuilder took 568.52ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 65.7MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:51:49,401 INFO L158 Benchmark]: CodeCheck took 1350.18ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 83.5MB in the end (delta: -17.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:51:49,401 INFO L158 Benchmark]: Witness Printer took 44.94ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 81.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:51:49,404 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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 45 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 12 mSDtfsCounter, 32 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 107 SyntacticMatches, 1 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, 0.5s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1/1 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] int *a = malloc(sizeof(int)*N); [L30] i = 0 VAL [N=1, a={-1:0}, i=0] [L30] COND TRUE i < N [L32] a[i] = 0 [L30] i++ VAL [N=1, a={-1:0}, i=1] [L30] COND FALSE !(i < N) [L35] i = 0 VAL [N=1, a={-1:0}, i=0] [L35] COND TRUE i < N [L37] COND TRUE N%2 == 1 [L39] EXPR a[i] [L39] a[i] = a[i] + 2 [L35] i++ VAL [N=1, a={-1:0}, i=1] [L35] COND FALSE !(i < N) [L47] i = 0 VAL [N=1, a={-1:0}, i=0] [L47] COND TRUE i < N [L49] EXPR a[i] [L49] CALL __VERIFIER_assert(a[i] % 2 == N % 2) [L15] COND TRUE !(cond) VAL [N=1] [L15] reach_error() VAL [N=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.83ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.84ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.10ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.5MB in the end (delta: 724.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 568.52ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 65.7MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1350.18ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 83.5MB in the end (delta: -17.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 44.94ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 81.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:51:49,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94435d9c-a839-4b48-81e0-cb90a6bd5768/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE