./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-15/array08_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-15/array08_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea846d0aba06317f1556d20887ae97ba4fe62b0d875c0f978e04ead015c46479 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:11:11,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:11:11,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:11:11,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:11:11,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:11:12,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:11:12,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:11:12,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:11:12,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:11:12,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:11:12,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:11:12,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:11:12,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:11:12,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:11:12,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:11:12,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:11:12,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:11:12,017 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:11:12,017 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:11:12,017 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:11:12,018 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:11:12,018 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:11:12,022 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:11:12,022 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:11:12,023 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:11:12,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:11:12,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:12,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:11:12,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:11:12,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:11:12,043 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:11:12,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:11:12,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea846d0aba06317f1556d20887ae97ba4fe62b0d875c0f978e04ead015c46479 [2024-11-08 23:11:12,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:11:12,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:11:12,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:11:12,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:11:12,374 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:11:12,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-15/array08_alloca.i Unable to find full path for "g++" [2024-11-08 23:11:14,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:11:14,631 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:11:14,633 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/sv-benchmarks/c/termination-15/array08_alloca.i [2024-11-08 23:11:14,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/data/334f571da/14a018d24cad48ea88428b13561edc74/FLAG2b805191f [2024-11-08 23:11:14,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/data/334f571da/14a018d24cad48ea88428b13561edc74 [2024-11-08 23:11:14,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:11:14,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:11:14,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:14,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:11:14,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:11:14,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:14" (1/1) ... [2024-11-08 23:11:14,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7969bc57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:14, skipping insertion in model container [2024-11-08 23:11:14,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:14" (1/1) ... [2024-11-08 23:11:15,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:15,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:15,454 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:15,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:15,571 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:15,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15 WrapperNode [2024-11-08 23:11:15,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:15,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:15,573 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:15,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:15,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,598 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,624 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2024-11-08 23:11:15,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:15,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:15,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:15,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:15,637 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,656 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:15,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:15,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:15,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:15,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:15" (1/1) ... [2024-11-08 23:11:15,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:15,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:15,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:15,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:11:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:11:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:11:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:11:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:15,850 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:15,854 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:11:16,089 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 23:11:16,089 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:11:16,191 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:11:16,191 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:11:16,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:16 BoogieIcfgContainer [2024-11-08 23:11:16,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:11:16,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:11:16,194 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:11:16,210 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:11:16,210 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:16" (1/1) ... [2024-11-08 23:11:16,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:11:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 23:11:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 23:11:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:11:16,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:16,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:16,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-08 23:11:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-08 23:11:16,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:11:16,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:16,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:17,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 23:11:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 23:11:17,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:11:17,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:17,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:17,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-08 23:11:17,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-08 23:11:17,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:11:17,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:17,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:17,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:17,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-08 23:11:17,697 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-08 23:11:17,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:11:17,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:17,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:18,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:18,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2024-11-08 23:11:18,233 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2024-11-08 23:11:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:11:18,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:18,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:18,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:20,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2024-11-08 23:11:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2024-11-08 23:11:20,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:11:20,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:20,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:11:20,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2024-11-08 23:11:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2024-11-08 23:11:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:11:20,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:20,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:21,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:23,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:23,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 45 states and 78 transitions. [2024-11-08 23:11:23,330 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 78 transitions. [2024-11-08 23:11:23,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:11:23,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:23,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:23,516 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:23,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2024-11-08 23:11:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2024-11-08 23:11:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:11:23,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:23,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:24,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-11-08 23:11:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-11-08 23:11:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:11:24,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:24,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:25,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:26,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 71 transitions. [2024-11-08 23:11:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 71 transitions. [2024-11-08 23:11:26,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:11:26,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:26,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:32,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2024-11-08 23:11:32,136 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2024-11-08 23:11:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:11:32,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:32,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:11:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:32,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 47 states and 85 transitions. [2024-11-08 23:11:32,561 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 85 transitions. [2024-11-08 23:11:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:11:32,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:32,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:33,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:35,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:35,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 84 transitions. [2024-11-08 23:11:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2024-11-08 23:11:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:11:35,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:35,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:36,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:38,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:38,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 48 states and 84 transitions. [2024-11-08 23:11:38,938 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 84 transitions. [2024-11-08 23:11:38,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:11:38,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:38,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2024-11-08 23:11:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2024-11-08 23:11:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:11:40,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:40,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 52 states and 97 transitions. [2024-11-08 23:11:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2024-11-08 23:11:45,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:11:45,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:45,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:47,889 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:55,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:55,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 59 states and 118 transitions. [2024-11-08 23:11:55,746 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 118 transitions. [2024-11-08 23:11:55,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:11:55,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:55,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:11:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 59 states and 112 transitions. [2024-11-08 23:11:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2024-11-08 23:11:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:11:56,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:56,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:57,004 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 59 states and 111 transitions. [2024-11-08 23:11:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2024-11-08 23:11:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:11:58,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:58,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:58,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:58,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:58,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:58,970 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2024-11-08 23:11:59,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:11:59 ImpRootNode [2024-11-08 23:11:59,009 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:11:59,010 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:11:59,010 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:11:59,011 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:11:59,011 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:16" (3/4) ... [2024-11-08 23:11:59,013 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:11:59,060 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929c037d-4f29-4407-b46e-bc621f8cf5a3/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:11:59,060 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:11:59,061 INFO L158 Benchmark]: Toolchain (without parser) took 44091.18ms. Allocated memory was 123.7MB in the beginning and 325.1MB in the end (delta: 201.3MB). Free memory was 64.6MB in the beginning and 188.6MB in the end (delta: -124.0MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2024-11-08 23:11:59,062 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 92.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:59,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.35ms. Allocated memory was 123.7MB in the beginning and 186.6MB in the end (delta: 62.9MB). Free memory was 64.5MB in the beginning and 142.2MB in the end (delta: -77.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:59,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.88ms. Allocated memory is still 186.6MB. Free memory was 142.2MB in the beginning and 141.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:59,068 INFO L158 Benchmark]: Boogie Preprocessor took 37.33ms. Allocated memory is still 186.6MB. Free memory was 141.2MB in the beginning and 140.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:59,068 INFO L158 Benchmark]: RCFGBuilder took 527.64ms. Allocated memory is still 186.6MB. Free memory was 139.1MB in the beginning and 125.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:11:59,069 INFO L158 Benchmark]: CodeCheck took 42816.36ms. Allocated memory was 186.6MB in the beginning and 325.1MB in the end (delta: 138.4MB). Free memory was 125.4MB in the beginning and 190.7MB in the end (delta: -65.3MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2024-11-08 23:11:59,069 INFO L158 Benchmark]: Witness Printer took 50.37ms. Allocated memory is still 325.1MB. Free memory was 190.7MB in the beginning and 188.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:59,072 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, 18 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 42.7s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1346 SdHoareTripleChecker+Valid, 12.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1008 mSDsluCounter, 148 SdHoareTripleChecker+Invalid, 10.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1201 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5581 IncrementalHoareTripleChecker+Invalid, 6782 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1201 mSolverCounterUnsat, 148 mSDtfsCounter, 5581 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2648 GetRequests, 2238 SyntacticMatches, 88 SemanticMatches, 322 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48087 ImplicationChecksByTransitivity, 34.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 11.8s InterpolantComputationTime, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 2109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 6 PerfectInterpolantSequences, 31/143 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: 378]: integer overflow possible integer overflow possible We found a FailurePath: [L365] int i, j; [L366] int length = __VERIFIER_nondet_int(); [L367] COND FALSE !(length < 1) [L368] int *arr = __builtin_alloca(length*sizeof(int)); VAL [arr={2:0}, length=2] [L369] COND FALSE !(!arr) [L370] i=0 VAL [arr={2:0}, i=0, length=2] [L370] COND FALSE !(i