./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sqm-iff.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_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/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_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm-iff.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/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_407c0652-15ba-4474-bac0-7065f92dad20/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 ff2dc3c173b7b863584d4ab563841b2dd4741a2a0d10782c9a7809f5a139b33e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:44:43,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:44:43,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:44:43,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:44:43,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:44:43,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:44:43,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:44:43,394 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:44:43,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:44:43,395 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:44:43,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:44:43,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:44:43,396 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:44:43,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:44:43,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:44:43,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:44:43,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:44:43,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:44:43,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:44:43,398 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:44:43,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:44:43,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:44:43,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:44:43,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:44:43,399 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:44:43,399 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:44:43,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:44:43,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:43,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:44:43,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:44:43,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:44:43,400 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:44:43,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:44:43,400 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_407c0652-15ba-4474-bac0-7065f92dad20/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 -> ff2dc3c173b7b863584d4ab563841b2dd4741a2a0d10782c9a7809f5a139b33e [2024-11-13 21:44:43,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:44:43,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:44:43,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:44:43,816 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:44:43,817 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:44:43,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/sqm-iff.c Unable to find full path for "g++" [2024-11-13 21:44:46,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:44:46,435 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:44:46,436 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/sv-benchmarks/c/array-fpi/sqm-iff.c [2024-11-13 21:44:46,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/data/4c90a19f6/b97e3f8e3f45445cb59ee754ad9d8046/FLAG3053deeb0 [2024-11-13 21:44:46,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/data/4c90a19f6/b97e3f8e3f45445cb59ee754ad9d8046 [2024-11-13 21:44:46,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:44:46,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:44:46,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:46,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:44:46,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:44:46,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@524118cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46, skipping insertion in model container [2024-11-13 21:44:46,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,512 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:44:46,724 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_407c0652-15ba-4474-bac0-7065f92dad20/sv-benchmarks/c/array-fpi/sqm-iff.c[590,603] [2024-11-13 21:44:46,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:46,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:44:46,782 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_407c0652-15ba-4474-bac0-7065f92dad20/sv-benchmarks/c/array-fpi/sqm-iff.c[590,603] [2024-11-13 21:44:46,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:46,809 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:44:46,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46 WrapperNode [2024-11-13 21:44:46,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:46,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:46,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:44:46,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:44:46,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,842 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-13 21:44:46,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:46,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:44:46,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:44:46,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:44:46,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,875 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:44:46,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:44:46,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:44:46,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:44:46,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:46" (1/1) ... [2024-11-13 21:44:46,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:46,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:44:46,920 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:44:46,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:44:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:44:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:44:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:44:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:44:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:44:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:44:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:44:47,031 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:44:47,034 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:44:47,230 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 21:44:47,230 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:44:47,302 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:44:47,303 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 21:44:47,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:47 BoogieIcfgContainer [2024-11-13 21:44:47,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:44:47,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:44:47,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:44:47,316 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:44:47,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:47" (1/1) ... [2024-11-13 21:44:47,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:44:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 21:44:47,386 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 21:44:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:44:47,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:47,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:47,744 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 21:44:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:47,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 21:44:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 21:44:47,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:44:47,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:47,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:48,085 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 21:44:48,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:48,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 21:44:48,212 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 21:44:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:44:48,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:48,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:48,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:44:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:48,403 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 21:44:48,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:44:48 ImpRootNode [2024-11-13 21:44:48,443 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:44:48,444 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:44:48,444 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:44:48,444 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:44:48,445 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:47" (3/4) ... [2024-11-13 21:44:48,446 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:44:48,495 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_407c0652-15ba-4474-bac0-7065f92dad20/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:44:48,495 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:44:48,497 INFO L158 Benchmark]: Toolchain (without parser) took 2025.01ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 38.1MB in the end (delta: 65.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:44:48,497 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:48,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.29ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 91.7MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:48,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.88ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 90.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:48,499 INFO L158 Benchmark]: Boogie Preprocessor took 34.39ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 89.5MB in the end (delta: 709.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:48,499 INFO L158 Benchmark]: RCFGBuilder took 424.56ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 74.4MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:48,500 INFO L158 Benchmark]: CodeCheck took 1138.65ms. Allocated memory is still 142.6MB. Free memory was 74.4MB in the beginning and 40.2MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:44:48,501 INFO L158 Benchmark]: Witness Printer took 51.81ms. Allocated memory is still 142.6MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:48,504 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: 1.1s, 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, 0.2s 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, 0.4s 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] long long *a = malloc(sizeof(long long)*N); [L29] long long *b = malloc(sizeof(long long)*N); [L31] i=0 VAL [N=1, a={-2:0}, b={-1:0}, i=0] [L31] COND TRUE i