./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ifncompf.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_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/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_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifncompf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/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_7c185600-b6ff-4a1b-bb90-93106563c35d/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 78b7072c9a7547879cdac09dc43cb093e423fbe324be54a54d60d5348866fc30 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:03:11,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:03:11,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:03:11,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:03:11,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:03:11,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:03:11,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:03:11,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:03:11,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:03:11,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:03:11,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:03:11,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:03:11,881 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:03:11,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:03:11,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:03:11,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:03:11,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:03:11,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:03:11,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:03:11,882 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:03:11,883 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:03:11,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:03:11,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:03:11,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:03:11,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:03:11,883 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:03:11,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:03:11,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:11,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:03:11,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:03:11,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:03:11,885 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:03:11,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:03:11,885 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_7c185600-b6ff-4a1b-bb90-93106563c35d/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 -> 78b7072c9a7547879cdac09dc43cb093e423fbe324be54a54d60d5348866fc30 [2024-11-13 21:03:12,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:03:12,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:03:12,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:03:12,209 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:03:12,209 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:03:12,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/ifncompf.c Unable to find full path for "g++" [2024-11-13 21:03:14,194 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:03:14,505 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:03:14,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/sv-benchmarks/c/array-fpi/ifncompf.c [2024-11-13 21:03:14,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/data/b53c324a0/a7040a3ef77147a0bdb54468329293b5/FLAG761bc1858 [2024-11-13 21:03:14,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/data/b53c324a0/a7040a3ef77147a0bdb54468329293b5 [2024-11-13 21:03:14,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:03:14,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:03:14,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:14,550 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:03:14,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:03:14,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379200e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14, skipping insertion in model container [2024-11-13 21:03:14,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:03:14,760 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_7c185600-b6ff-4a1b-bb90-93106563c35d/sv-benchmarks/c/array-fpi/ifncompf.c[591,604] [2024-11-13 21:03:14,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:14,810 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:03:14,823 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_7c185600-b6ff-4a1b-bb90-93106563c35d/sv-benchmarks/c/array-fpi/ifncompf.c[591,604] [2024-11-13 21:03:14,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:14,869 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:03:14,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14 WrapperNode [2024-11-13 21:03:14,870 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:14,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:14,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:03:14,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:03:14,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,910 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-11-13 21:03:14,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:14,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:03:14,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:03:14,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:03:14,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,949 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:03:14,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:03:14,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:03:14,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:03:14,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:14" (1/1) ... [2024-11-13 21:03:14,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:14,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:03:14,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:03:15,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:03:15,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:03:15,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:03:15,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:03:15,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:03:15,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:03:15,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:03:15,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:03:15,117 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:03:15,120 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:03:15,312 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 21:03:15,313 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:03:15,408 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:03:15,408 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 21:03:15,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:15 BoogieIcfgContainer [2024-11-13 21:03:15,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:03:15,410 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:03:15,410 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:03:15,421 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:03:15,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:15" (1/1) ... [2024-11-13 21:03:15,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:03:15,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-13 21:03:15,488 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-13 21:03:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:03:15,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,839 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 21:03:15,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 21:03:15,927 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 21:03:15,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:03:15,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,130 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 21:03:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 21:03:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 21:03:16,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:03:16,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:03:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:16,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 21:03:16,487 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 21:03:16,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:03:16,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:16,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:03:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:16,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:16,724 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 21:03:16,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:03:16 ImpRootNode [2024-11-13 21:03:16,766 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:03:16,767 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:03:16,767 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:03:16,767 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:03:16,768 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:15" (3/4) ... [2024-11-13 21:03:16,770 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:03:16,822 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c185600-b6ff-4a1b-bb90-93106563c35d/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:03:16,825 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:03:16,828 INFO L158 Benchmark]: Toolchain (without parser) took 2280.26ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 61.9MB in the end (delta: 31.3MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-13 21:03:16,828 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:16,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.68ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:16,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.23ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:16,829 INFO L158 Benchmark]: Boogie Preprocessor took 40.24ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.0MB in the end (delta: 967.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:16,829 INFO L158 Benchmark]: RCFGBuilder took 457.71ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 62.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:03:16,830 INFO L158 Benchmark]: CodeCheck took 1356.50ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 64.4MB in the end (delta: -1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:16,831 INFO L158 Benchmark]: Witness Printer took 58.32ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 61.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:16,833 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: 1.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73 IncrementalHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 18 mSDtfsCounter, 73 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 217 GetRequests, 207 SyntacticMatches, 4 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, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 54 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 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); [L30] long long *c = malloc(sizeof(long long)*N); [L32] i=0 VAL [N=1, a={4:0}, b={-2:0}, c={-1:0}, i=0] [L32] COND TRUE i