./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sina5f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sina5f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3 --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 b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:07:39,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:07:39,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:07:39,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:07:39,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:07:39,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:07:39,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:07:39,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:07:39,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:07:39,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:07:39,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:07:39,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:07:39,641 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:07:39,642 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:07:39,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:07:39,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:07:39,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:07:39,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:07:39,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:07:39,644 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:07:39,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:07:39,644 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:07:39,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:07:39,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:07:39,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:07:39,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:07:39,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:07:39,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:39,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:07:39,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:07:39,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:07:39,646 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:07:39,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:07:39,646 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_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3 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 -> b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea [2024-11-25 04:07:39,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:07:39,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:07:39,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:07:39,971 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:07:39,971 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:07:39,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/array-fpi/sina5f.c [2024-11-25 04:07:42,821 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/data/81c89c478/1d11781789c74088bce548189e0817ab/FLAG6b353436b [2024-11-25 04:07:43,068 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:07:43,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/sv-benchmarks/c/array-fpi/sina5f.c [2024-11-25 04:07:43,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/data/81c89c478/1d11781789c74088bce548189e0817ab/FLAG6b353436b [2024-11-25 04:07:43,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/data/81c89c478/1d11781789c74088bce548189e0817ab [2024-11-25 04:07:43,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:07:43,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:07:43,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:43,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:07:43,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:07:43,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170faf65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43, skipping insertion in model container [2024-11-25 04:07:43,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,136 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:07:43,312 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_ce075037-ebca-4538-b95e-cc5b5161be7e/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2024-11-25 04:07:43,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:43,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:07:43,370 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_ce075037-ebca-4538-b95e-cc5b5161be7e/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2024-11-25 04:07:43,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:43,394 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:07:43,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43 WrapperNode [2024-11-25 04:07:43,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:43,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:43,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:07:43,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:07:43,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,410 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,434 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-11-25 04:07:43,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:43,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:07:43,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:07:43,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:07:43,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,465 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:07:43,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:07:43,484 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:07:43,484 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:07:43,485 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:43,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:07:43,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:07:43,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:07:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:07:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:07:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:07:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:07:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:07:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:07:43,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:07:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:07:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:07:43,643 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:07:43,644 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:07:43,871 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-25 04:07:43,871 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:07:43,970 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:07:43,971 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 04:07:43,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:07:43 BoogieIcfgContainer [2024-11-25 04:07:43,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:07:43,974 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:07:43,974 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:07:43,984 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:07:43,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:07:43" (1/1) ... [2024-11-25 04:07:43,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:07:44,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:44,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2024-11-25 04:07:44,038 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2024-11-25 04:07:44,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:07:44,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:44,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:44,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:07:44,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-25 04:07:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-25 04:07:44,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:07:44,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:44,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:07:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:44,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-25 04:07:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-25 04:07:44,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:07:44,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:44,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:44,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:07:44,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-11-25 04:07:44,853 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-11-25 04:07:44,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:07:44,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:44,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 04:07:44,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:44,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-11-25 04:07:44,987 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-11-25 04:07:44,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 04:07:44,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:44,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:07:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:07:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2024-11-25 04:07:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2024-11-25 04:07:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 04:07:45,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:45,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:07:45,227 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:07:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:07:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:07:45,364 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:07:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:07:45,414 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2024-11-25 04:07:45,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:07:45 ImpRootNode [2024-11-25 04:07:45,463 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:07:45,464 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:07:45,464 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:07:45,464 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:07:45,465 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:07:43" (3/4) ... [2024-11-25 04:07:45,466 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:07:45,527 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 18. [2024-11-25 04:07:45,618 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:07:45,618 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce075037-ebca-4538-b95e-cc5b5161be7e/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:07:45,618 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:07:45,619 INFO L158 Benchmark]: Toolchain (without parser) took 2507.06ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 90.0MB in the end (delta: 5.1MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2024-11-25 04:07:45,619 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:45,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.13ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 83.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:07:45,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.22ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 81.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:45,620 INFO L158 Benchmark]: Boogie Preprocessor took 41.88ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:45,621 INFO L158 Benchmark]: RCFGBuilder took 493.42ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 64.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:07:45,621 INFO L158 Benchmark]: CodeCheck took 1489.21ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 37.1MB in the end (delta: 27.5MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-25 04:07:45,621 INFO L158 Benchmark]: Witness Printer took 154.47ms. Allocated memory is still 117.4MB. Free memory was 37.1MB in the beginning and 90.0MB in the end (delta: -52.9MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-25 04:07:45,623 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 234 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 25 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 211 IncrementalHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 25 mSDtfsCounter, 211 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 510 GetRequests, 488 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, 0.5s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 125 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, ConComCheckerStatistics: 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); [L30] long long *b = malloc(sizeof(long long)*N); [L32] sum[0] = 0 [L33] i=0 VAL [N=1, a={-2:0}, b={-1:0}, i=0, sum={22297:0}] [L33] COND TRUE i