./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/matrix-2-2.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_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/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_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/matrix-2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/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_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/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 29c60028fe77c919c85938e022adc26e4c09a5802df35e9dae1aea434a543980 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:08:42,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:08:42,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:08:42,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:08:42,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:08:42,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:08:42,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:08:42,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:08:42,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:08:42,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:08:42,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:08:42,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:08:42,433 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:08:42,433 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:08:42,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:08:42,433 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:08:42,434 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:08:42,435 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:08:42,435 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:08:42,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:08:42,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:42,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:08:42,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:08:42,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:08:42,436 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:08:42,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:08:42,436 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_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/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 -> 29c60028fe77c919c85938e022adc26e4c09a5802df35e9dae1aea434a543980 [2024-11-13 23:08:42,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:08:42,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:08:42,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:08:42,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:08:42,758 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:08:42,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loops/matrix-2-2.c Unable to find full path for "g++" [2024-11-13 23:08:44,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:08:45,017 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:08:45,023 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/sv-benchmarks/c/loops/matrix-2-2.c [2024-11-13 23:08:45,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/data/e4056901c/68e23229cc3f43208376cc25af2da528/FLAG1a6f1fb78 [2024-11-13 23:08:45,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/data/e4056901c/68e23229cc3f43208376cc25af2da528 [2024-11-13 23:08:45,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:08:45,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:08:45,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:45,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:08:45,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:08:45,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@330f55db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45, skipping insertion in model container [2024-11-13 23:08:45,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,115 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:08:45,286 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_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/sv-benchmarks/c/loops/matrix-2-2.c[322,335] [2024-11-13 23:08:45,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:45,329 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:08:45,340 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_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/sv-benchmarks/c/loops/matrix-2-2.c[322,335] [2024-11-13 23:08:45,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:45,376 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:08:45,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45 WrapperNode [2024-11-13 23:08:45,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:45,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:45,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:08:45,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:08:45,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,423 INFO L138 Inliner]: procedures = 15, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2024-11-13 23:08:45,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:45,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:08:45,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:08:45,425 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:08:45,431 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,436 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:08:45,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:08:45,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:08:45,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:08:45,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:45,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:08:45,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:08:45,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:08:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:08:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:08:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:08:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:08:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:08:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:08:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:08:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:08:45,593 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:08:45,595 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:45,787 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 23:08:45,787 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:45,895 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:08:45,895 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 23:08:45,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:45 BoogieIcfgContainer [2024-11-13 23:08:45,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:08:45,897 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:08:45,897 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:08:45,909 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:08:45,909 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:45" (1/1) ... [2024-11-13 23:08:45,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:08:45,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-13 23:08:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-13 23:08:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:08:45,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:45,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:46,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:46,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2024-11-13 23:08:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2024-11-13 23:08:46,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:08:46,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:46,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:46,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2024-11-13 23:08:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2024-11-13 23:08:47,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:08:47,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:47,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:47,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:08:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:47,404 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 23:08:47,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:08:47 ImpRootNode [2024-11-13 23:08:47,436 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:08:47,437 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:08:47,437 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:08:47,438 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:08:47,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:45" (3/4) ... [2024-11-13 23:08:47,439 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 23:08:47,482 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc79bb2e-dcd5-417f-ab9a-d76757081b8d/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:08:47,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:08:47,483 INFO L158 Benchmark]: Toolchain (without parser) took 2396.26ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.0MB in the beginning and 285.4MB in the end (delta: -191.4MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-13 23:08:47,484 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:47,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.17ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 82.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:08:47,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.05ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:47,485 INFO L158 Benchmark]: Boogie Preprocessor took 34.76ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.4MB in the end (delta: 771.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:47,485 INFO L158 Benchmark]: RCFGBuilder took 436.13ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 64.7MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:08:47,486 INFO L158 Benchmark]: CodeCheck took 1539.40ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 64.7MB in the beginning and 288.0MB in the end (delta: -223.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-13 23:08:47,486 INFO L158 Benchmark]: Witness Printer took 45.07ms. Allocated memory is still 352.3MB. Free memory was 287.4MB in the beginning and 285.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:47,488 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, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 67 IncrementalHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 14 mSDtfsCounter, 67 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 144 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 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: 7]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L16] unsigned int N_LIN=__VERIFIER_nondet_uint(); [L17] unsigned int N_COL=__VERIFIER_nondet_uint(); [L18] COND FALSE !(N_LIN >= 4000000000 / sizeof(int) || N_COL >= 4000000000 / sizeof(int)) [L21] unsigned int j,k; [L22] int matriz[N_COL][N_LIN], maior; [L24] maior = __VERIFIER_nondet_int() [L25] j=0 VAL [N_COL=1, N_LIN=1, j=0, maior=-1, matriz={4:0}] [L25] COND TRUE jmaior [L31] EXPR matriz[j][k] [L31] maior = matriz[j][k] [L26] k++ VAL [N_COL=1, N_LIN=1, j=0, k=1, maior=0, matriz={4:0}] [L26] COND FALSE !(k